(subject to change)
| Stolz 1 Hall | Stolz 2 Hall | |
|---|---|---|
| 08:00 – 17:00 |
ISOLS Young Surgeons Chondrosarcoma Registration is required for attendance. Registration fee: 100.00 € To view the detailed pre-meeting program, click here. |
Musculoskeletal Tumour Surgery for Surgeons from Developing Countries Attendance is included in the Meeting registration fee. To view the detailed pre-meeting program, click here. |
| 17:00 | ISOLS Young Surgeons Networking event |
| Lehar Hall | Stolz 1 Hall | Stolz 2 Hall | Shubert Hall | Poster Area | |
|---|---|---|---|---|---|
| 08:00 – 08:45 | Session 1.1: Infections I Chairs: Michelle Ghert (United States) – Suraj Hindiskere (India) | Meet the professor (cases) Speakers: Peter Steadman (Australia) Mark Scarborough (United States) Miklós Szendrői (Hungary) | Session 3.1: Ultra Long-Term Outcomes of Megaprostheses Chairs: Nicola Fabbri (United States) – Saminathan Suresh Nathan (Singapore) | Session 4.1: Benign Bone Cysts Chairs: Dimosthenis Andreou (Germany) – Emmy Nyqvist (Sweden) | Poster Session I
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| 08:45 – 09:00 | Morning break | ||||
| 09:00 – 10:30 | Session 1.2: Megaprostheses: Bigger, better, stronger? Chairs: Panayiotis J. Papagelopoulos (Greece), Thomas Schubert (Belgium) | Session 2.1: Imaging Technicques Chairs: Ilkyu Han (South Korea), Bernadette Liegl-Atzwanger (Austria) | Session 3.2: Soft tissue sarcomas Ι Chairs: Lester Chan (Singapore), Daniel A. Müller (Switzerland) | Session 4.2: PROMS & Coping Chairs: Shea Bryne (United Kingdom) – Shintaro Iwata (Japan) | |
| 10:30 – 11:00 | Coffee break | ||||
| 11:00 – 12:30 | Session 1.3: Infections II Chairs: Philipp Funovics (Austria), Minna Laitinen (Finland) | Session 2.2: Robotics – AI – Virtual surgery Chairs: Muhammad Ather Siddiqi (United Kingdom), Francisco Linares (Colombia) | Session 3.3: From the Operating Theatre to Histopathology Chairs: Scott Sommerville (Australia), Raymond Yau (China) | Session 4.3: Challenges in Sarcoma Management Chairs: Will Aston (United Kingdom) – Paul Jutte (The Netherlands) | |
| 12:30 – 13:30 | Industry Lunch Symposium 1 Organized by: INPLANTCAST | Lunch Break | |||
| 13:30 – 14:30 | Opening session Chairs: Pietro Ruggieri (Italy), Gerhard Hobusch (Austria) | ||||
| 14:30 – 15:30 | Session 1.4: Engineering Chairs: Peter Steadman (Australia), Paul Unwin (United Kingdom) | Session 2.3: PROMS Chairs: Gerhard Hobusch (Austria), Shalin Patel (United States) | Session 3.4: Osteosarcoma Chairs: Mark C. Gebhardt (United States) – Daniel Kotrych (Poland) | Session 4.4: Artificial Intelligence and Rrobotics Chairs: Eric Henderson (United States) – Adyb-Adrian Khal (Romania) | |
| 15:30 – 16:00 | Coffee break | ||||
| 16:00 – 17:30 | Session 1.5: Protons, Ions, Carbons Chairs: Xiaohui Niu (China), Susanne Scheipl (Austria) | Session 2.4: Worst case ever – How we escaped (or not) Chairs: Juan Pablo Zumárraga (Ecuador), Krista Goulding (United States) | Session 3.5: Novel Therapeutics Chairs: Cătălin Cîrstoiu (Romania) – Tomas Tomas (Czech Republic) | Session 4.5: Paediatric Patients Chairs: Matthew Houdek (United States) – Eric Staals (Italy) | |
| 17:30 – 18:00 | Presidential Lecture Chairs: Andreas Leithner (Austria), Maria Anna Smolle (Austria) | ||||
| 18:00 – 19:30 | Welcome Reception | ||||
| Lehar Hall | Stolz 1 Hall | Stolz 2 Hall | Schubert Hall | Poster Area | |
|---|---|---|---|---|---|
| 08:00 – 08:45 | ISOLS General Assembly | ||||
| 08:45 – 09:00 | Morning break | ||||
| 09:00 – 10:30 | Session 1.6: Innovations in paediatric sarcoma treatment Chairs: Eduardo J. Ortiz-Cruz (Spain), Andreas Krieg (Switzerland) | Session 2.5: Sarcoma Registry Chairs: Joanna Szkandera (Austria), Masood Umer (Pakistan) | Session 3.6: Soft Tissue Sarcomas II Chairs: Shintaro Iwata (Japan), Maya Niethard (Germany) | Session 4.6: Biological Reconstructions I Chairs: Luis Alberto Aponte-Tinao (Argentina) – Santiago Lozano Calderón (United States) |
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| 10:30 – 11:00 | Coffee break | ||||
| 11:00 – 12:30 | Session 1.7: Biological reconstructions – Growing back strong Chairs: Eduardo Botello (Chile), Domenico A. Campanacci (Italy) | Session 2.6: Metal Ion Release in Tumour Endoprostheses – Clinical Relevance, Mechanisms, and Management Chairs: John Healey (United States), Thomas Baad-Hansen (Denmark) | Session 3.7: Bone Sarcoma Chairs: Davide Donati (Italy), Isidro Angel Gràcia Alegria (Spain) | Session 4.7: Spinal and Sacral Tumours Chairs: Walid Ebeid (Egypt) – Koichi Ogura (Japan) |
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| 12:30 – 13:00 | Industry Lunch Symposium 2 | Industry Lunch Symposium 3 | Poster Session II
| ||
| 13:00 – 13:30 | |||||
| 13:30 – 14:00 | ISOLS Lecture Chair: Andreas Leithner (Austria), Andrea Angelini (Italy) 13:30 | Andreas Leithner (Austria): Introduction 13:35 | Ajay Puri (India): Reimplanting sterilised tumor bone: Irradiation or Cryotherapy – What works best? | ||||
| 14:00 – 15:30 | Session 1.8: Pelvic reconstruction: The ring of fire Chairs: Francis John Hornicek (United States), Per-Ulf Tunn (Germany) | Session 2.7: Amputation vs. Osseointegration vs. Rotationplasty Chairs: Gerhard Hobusch (Austria), Valerae O. Lewis (United States) | Session 3.8: Socio-Economic Disparities in Sarcoma Care Chairs: Thomas Hilton (South Africa), Oleg Vyrva (Ukraine) | Session 4.8: Biological Reconstructions II Chair: Laura Campanacci (Italy) | |
| 10:30 – 11:00 | Coffee break | ||||
| 16:00 – 17:00 | Session 1.9: Margins – A marginal difference may be vital Chairs: Peter Rose (United States), Han-Soo Kim (Rep. of Korea) | Session 2.8: Challenges, limitations and potential solutions for Sarcoma Care in Developing Countries Chairs: Francisco Linares (Colombia), Santiago Lozano Calderón (United States) | Session 3.9: GCT Chairs: Joseph Benevenia (United States) – Hans Roland Dürr (Germany) | Session 4.9: Rotationplastry Chairs: Ashish Gulia (India) – Arne Streitbürger (Germany)Details | |
| 17:00 – 18:00 | Pioneers of ISOLS (Round Table Discussion) Chair: Philipp Funovics (Austria) Speakers: Rainer Kotz (Austria) Winfried Winkelmann (Germany) Mark C. Gebhardt (United States) Franklin Sim (United States) Hiroyuki Tsuchiya (Japan) | Session 2.9: Minimally Invasive Techniques for Metastatic Disease Chairs: Kista Goulding (United States), Karim Masrouha (United States) | Session 3.10: Basic Science I Chairs: Claudia Di Bella (Australia), Frank Traub (Germany) | Session 4.10: Biological Reconstructions III Chairs: Tomohiro Fujiwara (Japan) – Vineet Kurisunkal (United Kingdom) | |
| Lehar Hall | Stolz 1 Hall | Stolz 2 Hall | Schubert Hall | Poster Area | |
|---|---|---|---|---|---|
| 08:00 – 08:45 | Session 1.10: Upper Extremity I Chairs: Luke Johnson (Australia) – Adam Levin (United States) | Meet the professor (cases) Speakers: | Session 3.11: Advanced Metastatic Setting I Chairs: Humaid Al Farii (Oman) – Adyb-Adrian Khal (Romania) | Session 4.11: Of Bone and Bold Ideas Chairs: Alexander Lazarides (United States) – Harzem Özger (Turkey) | |
| 08:45 – 09:00 | Morning break | ||||
| 09:00 – 10:00 | Session 1.11: The Famous ISOLS Quiz Chairs: Philipp Funovics (Austria) – Lee Jeys (United Kingdom) | Session 2.10: Upper Extremity II Chairs: Cecilia Belzarena (United States), Elisa Pala (Italy) | Session 3.12: Advanced Metastatic Setting II Chair: Justin E. Bird (United States), Fabrice Fiorenza (France) | Session 4.12: Osseointegration and Rotationplasty Chairs: Burkhard Lehner (Germany) – Rob Pollock (United Kingdom) |
|
| 10:00 – 11:00 | Session 1.12: Soft Tissue Sarcomas Chairs: Joanna Szkandera (Austria), Xiadong Tang (China) | Session 2.11: Liquid Biopsy – Tumour Biology Chairs: Giorgi Loria (Georgia), Nikolaos Stavropoulos (Greece) | Session 3.13: TGCTs Chairs: Michele Boffano (Italy), Mehmet Ali Deveci (Turkey) | Session 4.13: Pelvic Resections and Reconstructions Chairs:Wei Guo (China) – Jendrik Hardes (Germany) |
|
| 11:00 – 12:00 |
Coffee break | Poster Session III • Bening Bone Tumors II | |||
| 12:00 – 13:30 | Session 1.13: Benign Aggressive Tumours Chairs: Francisco Linares (Colombia), Nicole Montgomery (United States)
| Session 2.12: The very young and the very old Chairs: Valerae O. Lewis (United States), Juan Pablo Zumárraga (Ecuador) | Session 3.14: Megaprostheses & Metal Ions Chairs: Min Wook Joo (Rep. of Korea), Hazem Wafa (Belgium) | Session 4.14: Basic Sciences II Chairs: Shreyaskumar R. Patel (United States) – Eric Mascard (France) |
|
| 13:30 – 14:00 | Closing Session | ||||
| 15:00– 18:00 | Medical History of Vienna | ||||
Benign Bone Tumours II
Chairs: Marcos Galli Serra (Argentina)
709 | Joseph Benevenia (United States): Diminished Remaining Subchondral Bone Predicts Risk for Fracture or Arthritis following Treatment of Giant Cell Tumor of Bone at the Knee
859 | Gaston Chiesa (Argentina): Coexistence of McCune-Albright syndrome and rheumatoid arthritis: case report
911 | Alfons Datui (Indonesia): Functional Outcome of Modified Elbow Reconstruction After Resection of Giant Cell Tumor Distal Humerus and Literature Review
428 | Mohd Ariff Sharifudin (Malaysia): Pubertal Growth Spurt of a Fibular Osteochondroma: A Limb Salvage Pitfall Mimicking Sarcoma in a Child with MHE
605 | Michiyuki Hakozaki (Japan): Glomus Tumors: Pitfalls in Diagnosis of Atypical Cases Compared to Typical Subungual Cases
875 | Masami Hosaka (Japan): Usefulness of bone cement in operation for giant cell tumor of bone
560 | Bianca Johnson (Australia): The Use of Bonalive Synthetic Graft in the Treatment of Benign Bone Tumours and Associated Complications
665 | Hatice Karatas (Austria): Management of Incidental Enchondromas and Atypical Cartilaginous Tumors in Primary Total Knee Arthroplasty: A Retrospective Single-center Case Series
904 | Jaeyoung Lee (South Korea): Recurrence Analysis Following Surgical Treatment of Giant Cell Tumor of Bone
603 | Akira Nabeshima (Japan): Clinical and Radiographic Outcomes of Cotton-shaped β-Tricalcium Phosphate after Curettage of Hand Enchondroma
849 | Kousik Nandy (India): Giant cell tumour in pregnancy – an unusual behaviour pattern in a challenging scenario
1017 | Hideto Obata (Japan): Benign Lipomatous Tumors: Clinical Features and Outcomes of Surgical Treatment — A Single-Institution Retrospective Study
1002 | Dimitra Papagelopoulou (Greece): Artificial Intelligence in Benign Bone Tumor Imaging
991 | Dareen Rednah (Australia): should chest imaging obtain as routine in patient diagnosed with GCT to detect chest metastatic?
782 | Katharina Slota (Austria): Atypical Aggressive Lipofibromatosis-like Neural Tumor. A Case Report
796 | Kongtap Sukreerak (Thailand): Spontaneous Necrosis and Auto-Amputation of Hemangiomas in Maffucci Syndrome Following Vasopressor Therapy: A Multifactorial Cascade
381 | Bruno De Paula Leite Arruda (Brazil): Analysis of Gait and Functionality in Patients Undergoing Curettage for Intermediate Knee Tumors
724 | Emre Tepedelenlioglu (Turkey): Giant Cell Tumor of the Tendon Sheath in Acral Regions: Demographics, Localization and Prognostic Factors
889 | Jin Wang (China): Exploring the genetic landscape and immune profiling of desmoid tumors
789 | Kester Wee (Philippines): Malignant Transformation of Giant Cell Tumor of Bone: A Report of 7 Cases from a Sarcoma Referral Center in the Philippines
912 | Yong Zhou (China): Minimally Invasive Treatment of Unicameral Bone Cysts with Calcium Phosphate Cement: A Retrospective Study on Efficacy, Recurrence, and Bone Healing
Infections II
Chairs: Adriana Hernandez Lopez (Mexico)
845 | Alan Blank (United States): Distal Femur Replacement for Oncologic vs. Non-Oncologic Indications: A Comparative Analysis of Outcomes
846 | Alan Blank (United States): Primary versus Secondary Patellar Resurfacing in Oncologic Megaprosthetic Knee Reconstruction: A Multi-institutional Retrospective Cohort Analysis
992 | Megan Badejo (United States): Infection Following Endoprosthetic Reconstruction of the Proximal Humerus: A Multi-Institutional Collaborative Study
878 | Juan Chaustre (Colombia): Does Size Matter? Analyzing Stem Length and Fill Ratio as Predictors of Megaprosthetic Integration
958 | Zyad Aldosari (Saudi Arabia): Outcomes Of Lower Extremity Endoprosthetic Reconstruction For Osteosarcoma: A Single-Center Experience
978 | Maria Alves Parreira (Portugal): Bilateral Proximal Femoral Endomegaprostheses for Chronic Hip Periprosthetic Infection: Limb Salvage Surgery in a Medically Complex Patient
538 | Niklas Deventer (Germany): Long-Term Outcomes Following Reconstruction of Diaphyseal Defects of the Upper and Lower Extremities Using Diaphyseal Implants
729 | Claudia Di Bella (Australia): Outcomes of Endoprostheses around the Knee for Oncologic Indications in Australia
924 | Michele Boffano (Italy): Megaprosthesis revision in long survival patients. How to deal with older prosthesis?
993 | Fabio Fernando Eloi Pinto (Brazil): Does Intraoperative Use of Antibiotic-Impregnated Calcium Sulfate Beads Reduce Postoperative Infection in Primary Nonconventional Endoprosthetic Reconstructions?
752 | Anna Hohensteiner (Austria): Osteosarcoma and Visceral Metastases in the Hepatopancreatobiliary System
994 | Rapin Phimolsarnti (Thailand): Revision of Expandable Prosthesis to Another Expandable Prosthesis: The Outcome of the First Expandable Prosthesis in Thailand.
959 | Haley Prough (United States): Radiographic Alignment and Revision Rates of Megaprosthetics: Comparison of All-Polyethylene versus Metal-Backed Tibial Components
459 | Akira Nomura (Japan): Continuous Local Antibiotic Perfusion (CLAP) for Refractory Postoperative Infection after Bone Tumor Surgery
504 | Samuelson Osifo (United States): Ex Vivo Antibacterial Efficacy of MDPB-Coated Cobalt Chromium Implants against Staphylococcus Aureus and Staphylococcus Epidermidis in Reducing Bacterial Contamination
568 | Kei Takeuchi (Japan): Short-term Clinical Outcomes and Radiographic Assessment of Compressive Osseointegration Fixation for Malignant Bone Tumors: A Single-center Experience in Japan
Megaprostheses
Chairs: Manish Agarwal (India) – Gerhard Hobusch (Austria)
153 | Elisa Pala (Italy): Distal Tibia Reconstruction after Bone Tumor Resection: A Single Center Experience
720 | Charles Baird (United Kingdom): Implant Survival and Limb-salvage Rates following Combined Proximal Tibial and Distal Femoral Endoprosthetic Replacement
808 | Mattie Raiford (United States): Resection Strategy Rather Than Reconstruction Type Influences Functional Outcomes After Oncologic Extraarticular Knee Resection
378 | Rebecca O’Keeffe (United Kingdom): Gait and Physical Activity in Patients with Proximal Tibial Replacements after Musculoskeletal Tumours – A Multidimensional Functional Outcome Assessment using the STanmore OutcoMes Project (STOMP)
386 | Galust Galustyan (Armenia): Limb Salvage Surgery for Lower Extremity Bone Tumors Using Endoprosthetic Reconstruction: A Single-Center Experience
814 | Maria Antonia Gomez-Sierra (Canada): Long-Term Outcomes of a Custom Non-Fluted Diaphyseal Press-Fit Stem in Tumor Megaprostheses With Minimum 3-Year Follow-up
24 | Seyyed Saeed Khabiri (Iran): Functional and oncological outcomes of distal femoral reconstruction in young children: A systematic review and meta-analysis
81 | Hans Roland Dürr (Germany): Correlation of blood metall ion values (chromium and cobalt) with gait parameters after megaprothetic knee replacement
117 | Blaz Mavcic (Slovenia): Reoperation rates of megaendoprostheses: A 2010–2025 cohort study
497 | Alowa Maria Nyssen (Brazil): Long-term Survival and Failure Modes of Endoprosthetic Reconstruction after Limb-salvage Surgery for Musculoskeletal Tumors: A Single-institution Study
957 | Panayiotis J. Papagelopoulos (Greece): Risk factors for failure of endoprosthetic reconstruction with megaprostheses after musculoskeletal tumor resection
287 | Muhammad Rizqi Adhi Primaputra (Indonesia): Risk Factors of Periprosthetic Joint Infection Following Limb Salvage Surgery using Megaprosthesis in Bone Tumor Patients: A Systematic Review and Meta-Analysis
208 | Ahmad Shehadeh (Jordan): Beyond Replacment: Evaluating the Mid-Term Outcome of Joint-Sparing Implants
545 | Jun Sugaya (Japan): Characteristics of Cementless THA and BHA Reconstruction following Proximal Femoral Bone Tumor Resection at our Institution
162 | Gwen Sys (Belgium): Attaining the Planned Femoral Rotation During Surgery Remains Challenging in Endoprostheses of the Distal Femur
187 | Harsha Tadala (India): Oncologic and functional outcomes after excision of proximal femur primary bone tumours and bipolar endoprosthetic replacement
442 | Pavan Kumar Reddy Thumma (India): MESH-CAP: A Tensioned Mesh Capsular–Abductor Reconstruction Technique to Prevent Dislocation and Improve Abductor Function Following Wide Local Excision with Proximal Femur Megaprosthesis — A Case Series of 12 Patients
836 | Nor Faissal Yasin (Malaysia): Outcome of constrained acetabular liners in an orthopaedic oncology practice: A short-term review
953 | Jasprit Kaur (United Kingdom): Proximal tibia resection for primary and metastatic bone tumors with reconstruction using a novel tuberosity-sparing proximal tibial endoprosthetic replacement
Metastases
Chairs: Michal Mahdal (Czech Republic) – Valentin Gruber (Austria)
1023 | Moh. Asri Abidin (Indonesia): Patient Reported Outcome Measure of Intramedullary Nailing for Complete Metastatic Subtrochanteric Femoral Fractures: A Single-Centre Indonesian Experience
135 | Ukei Anazawa (Japan): Minimally Invasive Screw Fixation with Tumor Curettage and Bone Cement for Acetabular Bone Metastases: A Report of Five Cases
270 | Chun Yen Chen (Taiwan): Risk of Local Progression and Distal Seeding in Femur and Humerus Pathologic Fractures Managed with Intramedullary Nailing: A Competing Risk Analysis
821 | Krista Goulding (United States): Impact of Social Determinants of Health on Postoperative Outcomes Following Surgical Treatment of Pathologic Proximal Femur Fractures
719 | Maegan Tibbo (United States): Mean Inflation-adjusted Surgeon Reimbursement for Prophylactic Treatment of Impending Femur Fractures has Decreased Over 60% from 2000 to 2024
28 | Edoardo Ipponi (Italy): Electrochemotherapy in pelvic and vertebral bone metastases: A single institution experience in terms of local and systemic outcomes
552 | Cheng-Yo Lai (Taiwan): The Impact of Nutritional and Psychological Status on Clinical Outcomes in Patients with Bone Metastases Undergoing Orthopedic Surgery: A Prospective Cohort Study
574 | Francis Lee (United States): Percutaneous Joint Preserving Stabilization for Ipsilateral Femoral and Acetabular Metastases: Clinical Outcomes and Functional Improvement
639 | Zhen Chang Liang (Singapore): First-presentation Metastatic Bone Disease in a Well-resourced Healthcare System: A Case Series from Singapore and Implications for Screening
282 | Bennie Lindeque (United States): Retrospective Review of Renal Cell Carcinoma Patients with Bone Metastases
441 | Sei Morinaga (Japan): Internal Fixation in Femoral Metastases: Functional Recovery and the Prognostic Impact of Early Postoperative Complications
1010 | Jennifer Paskins (United Kingdom): OXMINT – a unique and dedicated Metastatic Bone Disease service
245 | R.Lor Randall (United States): Outcomes of Operative Versus Nonoperative Treatment for Humerus Metastatic Disease
652 | Kyung-Jun Sin (South Korea): Clinical Outcome of En Block Resection for Metastatic Bone Cancer
554 | Ryu Terauchi (Japan): Surgical Intervention and Prognostic Factors in Patients with Initial Pulmonary Metastases from Soft Tissue Sarcoma
112 | Karl Wu (Taiwan): Retrograde Intramedullary Nailing With Cement Augmentation for Distal Femoral Metastatic Pathologic Fracture: A Limb-Salvage Strategy for Early Mobilization
544 | Hung-Kuan Yen (Taiwan): Timing of Metastasis Presentation Matters in Extremity Bone Disease – A Comparison between Initial Manifestation and Metachronous Presentation
546 | Hung-Kuan Yen (Taiwan): Impact of Pre-Diagnostic Anemia on the Risk of Skeletal-related Events in Patients with Breast Cancer
636 | Qinxiang Shant Sin (Singapore): Outcomes of Minimally Invasive Percutaneous Tripod Screw Fixation for Peri-Acetabular Metastases: Early Experience from a Tertiary Care Centre
973 | Mattie Raiford (United States): Photodynamic Nail Fixation Provides Durable Stabilization for Pelvic Metastases Despite Local Disease Progression
Paediatric Patients
Chairs: Jong Woong Park (South Korea) – Markus Hanna (Austria)
1012 | Qinxiang Shant Sin (Singapore): Demographical analysis of pediatric patients undergoing amputation for extremity Sarcoma: A Large single Institution series
8 | Humaid Al Farii (Oman): Risk of Chondrosarcoma Transformation from Multiple Hereditary Exostosis under the age of 18, and suggestion for Screening Protocol. Literature Review
926 | Saud Alsubaie (Saudi Arabia): Comparative Outcomes of Allografts, Endoprostheses, Allograft-Prosthetic Composite and Vascularised Grafts for Proximal Femur Reconstruction in Pediatric and Adolescent Sarcoma: A Systematic Review and Meta-Analysis
735 | Nicolas Casales (Uruguay): Multifocal Giant Cell Tumor with Extensive Sacral Disease in a 13-year-old Patient: An Exceptionally Rare Presentation with Durable Control
237 | Costantino Errani (Italy): Outcomes of In-House Designed 3-Dimensional-Printed Cutting Guides for Intercalary Resection and Massive Bone Allograft Reconstruction in Children with Malignant Bone Tumors
970 | Markus Hanna (Austria): Surgical Treatment of Pediatric Humeral Cystic Lesions: The Role of Instillation Methods and Lesion Morphology
723 | Keiko Hayakawa (Japan): Long-term Outcomes of Expandable Prostheses for Primary Malignant Tumors for Lower Limb in Children
706 | Reynaldo Jesus-Garcia (Brazil): Double Vascularized Fibular Graft Achieves Universal Union in Femoral Reconstruction after Bone Tumor Resection
872 | Tao Ji (China): Uncemented/3D Printed Stems for Revision of Endoprostheses – Preliminary Clinical Outcomes
960 | Leonie Kutscha-Lissberg (Germany): Long-Term Spinal Deformities, Function And Quality Of Life After SurgicalTreatment Of Pediatric Spinal Sarcomas
171 | Rodanthi Margariti (Greece): Metastatic Risk and Local Recurrence in Pediatric Soft Tissue Sarcomas: A Single-Center Experience
873 | Ong Shir Lee (Malaysia): Infection masquerading Malignancy? BCOR-Altered Sarcoma masqueraded as Osteomyelitis over the Great Toe in paediatric age group
584 | Pawan Kumar Suthar (India): Role of Growth Modulation in Knee Deformities Secondary to Benign Bone Tumors
192 | Nobuhiko Yokoyama (Japan): Skeletal Muscle Mass Change During Treatment for Localized Bone and Soft Tissue Sarcomas in Adolescents and Young Adults
154 | Elisa Pala (Italy): Chondroblastoma: A Single Center Experience and Review of the Literature
29 | Juan Chaustre (Colombia): Reproducible Allograft–Prosthetic Composite Reconstruction of the Proximal Femur in Children at Extreme Pediatric Age Using a Proximal Humerus Allograft
Pelvic Reconstructions II
Chairs: Steven Thorpe (United States) – Wan Ismail Wan Faisham Numan (Malaysia)
925 | Zeeshan Khan (Pakistan): Clinical and functional outcomes following P1 resection for pelvic tumors: A comparative analysis between resection alone and resection with reconstruction
795 | Chandhanarat Chandhanayingyong (Thailand): Eliminating Manufacturing Delay for Customized 3D-Printed Pelvic Prostheses Increases Operative Burden but Shortens Overall Hospitalization
506 | Marian Kubíček (Czech Republic): Vascularized Lower-leg Fillet Flap for Defect Coverage after External Hemipelvectomy: A Two-Case Experience
97 | Himanshu Rohela (India): Extracorporeal radiotherapy treated auto-graft prosthetic osteo-articular complex pevic reconstruction following periacetabular tumour resection- A favourable alternative
874 | Santiago Lozano-Calderón (United States): Sustained Improvements in Ambulatory Function and Physician-Reported Outcomes Following Minimally Invasive Photodynamic Nail Stabilization of the Pelvis
835 | Michiko Sakai (Japan): Salvage Reconstruction Using a Contralateral Vascularized Fibular Graft After Failed Pelvic Ring Reconstruction with a Non-vascularized Fibular Graft in Primary Iliac Ewing Sarcoma: A Case Report
745 | Mandip Shah (India): Do We Really Need a Bony Reconstruction after Internal Hemipelvectomy? A Retrospective Analysis of 64 Patients Undergoing Femoro-pelvic Pseudoarthrosis
746 | Jingnan Shen (China): Comparison of Clinical Outcomes between Preserved Femoral Head and Nonpreserved Femoral Head in Hemipelvic Reconstruction following Resection of Periacetabular Sarcomas
578 | Shunichi Toki (Japan): Do Commercially Available Compression Shorts Reduce Postoperative Complications in High-risk Pelvic, Inguinal and Proximal Thigh Sarcoma Surgery?
669 | Tomas Tomas (Czech Republic): Two-stage Reconstruction Procedure after Pelvic Resections
593 | Charles Abraham Villamin (Philippines): Repurposing Arthroplasty and Spine Implants as Frugal Innovation in the Reconstruction of Type 2 Pelvis Resection – A Report of 4 Cases
586 | Haijie Liang (China): Long-term Outcomes of 3D-printed Hemipelvic Endoprostheses after Enneking Type II/II+III Periacetabular Tumor Resection: A Single-center Matched Cohort with Reduced Sacroiliac Diastasis and Improved Function
844 | Alan Blank (United States): 3D Pelvic Reconstruction Following Hemipelvectomy: A Multi-Institutional Case Series
Robotics
Chairs: Hiroyuki Tsuchiya (Japan) – Duncan Whitwell (United Kingdom)
205 | Vivek Ajit Singh (Malaysia): AI-Enhanced Chest Radiography as a Screening Tool for Lung Metastasis in Sarcoma
817 | Jorge Cabrolier (Chile): Misinformation in Sarcoma-Related Content Across Major Social Media Platforms: A Cross-Sectional Analysis
818 | Jorge Cabrolier (Chile): Agreement Between a Large Language Model and Multidisciplinary Tumor Board Decisions in 120 Consecutive Initial Sarcoma Cases
221 | Tolgahan Cengiz (Turkey): Comparing Orthopedic Residents and Artificial Intelligence in Musculoskeletal Oncology Knowledge
91 | Chaowei Ding (China): Clinical Study of navigation-assisted Osteoid Osteoma Resection
820 | Anastasiya Drandarov (United States): Using machine learning to improve accuracy in predicting pathologic fracture risk in cancer patients with bone metastases
895 | Suraj Hindiskere (India): Rapid Generation Of Virtual And 3D-Printed Anatomical Models For Bone Tumour Surgery: A Turnaround Time Analysis Of An In-house 3D Lab
750 | Minna Laitinen (Finland): Can Artificial Intelligence (AI) with Deep Learning Models Reliably Differentiate Between Normal, Benign and Malignant Primary Bone Tumours on Plain X-ray?
570 | Min Wook Joo (South Korea): Three-dimensional Deep Learning–based Prediction of Proximal Femoral Pathologic Fracture Leveraging Opportunistic Abdominopelvic CT in Patients with Advanced Cancer
580 | Wei-Hsin Lin (Taiwan): Mixed Reality-aided Excision of Recurrent/Residual High-grade Soft Tissue Sarcomas with Challenging Margins after Initially Unplanned Surgery
83 | Satoshi Okita (Japan): Safe tumor-wide resection for sternal chondrosarcoma using robot-assisted thoracoscopic surgery in collaboration with thoracic surgeons. A case report
891 | Giuseppe Francesco Papalia (Italy): The role of intraoperative CT-guided navigation system in pelvic tumor resection surgery
375 | Kenneth Rankin (United Kingdom): SarcoSIGHT – A Randomised Controlled Trial of Fluorescence Guided Sarcoma Surgery versus Standard of Care
164 | Alexander Synek (Austria): Towards Clinically Viable Assessment of Activity-Specific Femur Fracture Risk in Patients with Metastatic Bone Disease: A Combined Biomechanical and Deep Learning Approach
730 | Satoshi Takenaka (Japan): CT-based Validation of Mixed Reality–integrated 3D Preoperative Planning in Complex Bone Tumor Resection
834 | Janista Wongratanacheewin (Thailand): Unmasking Challenges: Evaluating the Accuracy of AI Hip Fracture Detection in Pathological Fracture Cases and Its Clinical Implications
362 | Arthur Woo (Hong Kong): Understanding the Unseen – A Mixed Reality Platform for Immersive Orthopaedic Oncology Simulation Training
482 | Xiaobo Yan (China): A Preliminary Exploration of the Role of Robot-Assisted Surgery in the Separation Surgery of Spinal Metastatic Tumors
880 | Tomas Zamora (Chile): Comparison of Large Language Models and Human Specialists on a Clinical Knowledge Test in Musculoskeletal Oncology
Sarcoma Registries
Chairs: Wakenda Tyler (United States)
881 | Eduardo Sadao Yonamine (Brazil): Epidemiology and Histopathological Spectrum of Soft Tissue Tumors of the Hand: A 24-Year Retrospective Analysis
298 | Nathan Donaldson (United States): Change in Opioid Prescribing Among Childhood Sarcoma Patients: A Tale of Two Eras
556 | David Alejandro Herrera (Brazil): Ligament Stability and Functional Assessment in Patients with Wide Resection of the Proximal Fibula
239 | Thomas Hilton (South Africa): Poor Prognostic Features Among Soft Tissue Sarcoma Patients: Analysis Based on the First Sarcoma Registry in South Africa
204 | Adam Levin (United States): Do We All Call It The Same: An Inter-Rater Reliability Analysis of the Musculoskeletal Tumor Registry Data Elements
861 | Rohith Mutt (India): Establishing a Regional Sarcoma Hub: A 3-Year Experience with 724 Patients in Northern India
227 | Charukit Siritham (Thailand): Disseminated Cutaneous Metastases Including the Scalp in Primary Extrauterine Leiomyosarcoma: A Case Report of Rapid Fatal Progression
431 | Marisa Ulrich (United States): Large Language Model Extraction of Structured Data in Unstructured Sarcoma Pathology Notes: A Pilot Study
Soft Tissue Sarcomas III
Chairs: Eric Mascard (France)
968 | Patricio Alfaro (Chile): Prognostic Factors in Soft Tissue Sarcoma: Multicenter Chilean Cohort
981 | Tobias Becker-Tonnerer (Austria): Secondary lymphedema due to myxoinflammatory fibroblastic sarcoma: a case report
792 | Valerae Lewis (United States): Risk factors for return to the operating room for seromas after wide resection of soft tissue sarcomas of the thigh
423 | Muni Srikanth Iytha (India): Limb Salvage for Monophasic Synovial Sarcoma of the Wrist with Radial Artery Proximity: A Case Report
772 | Natalie Green (United Kingdom): Epithelioid Sarcoma: A Retrospective Review from a Single Centre Tertiary Orthopaedic Sarcoma Unit
983 | Asle Hesla (Sweden): Effect of Surgical Margins on Local Recurrence Patterns of Myxofibrosarcomas: A Retrospective Cohort Study From the Stockholm Sarcoma Centre
101 | Shoufeng Wang (China): Reconstruction of soft tissue defect after resection of soft tissue sarcoma in extremeties with a free vascularized anterolateral thigh flap
771 | Amar Kamat (India): Does Immediate Plastic Surgery Reconstruction in Soft Tissue Sarcoma of the Limb Reduce Post-operative Wound Complications in Patients Receiving Pre-operative Radiotherapy
961 | Milad Makdis Mouso (The Netherlands): Clinical efficacy and safety of radiotherapy combined with hyperthermia for soft tissue sarcoma: A systematic review
842 | Suphakorn Metavorrananchai (Thailand): The impact of fungating morphology on local recurrence-free survival in high-grade soft tissue sarcoma: A retrospective cohort study
778 | Chase Nowaczyk (United States): High Local Recurrence Rates in Patients Diagnosed with Myxofibrosarcoma
985 | Anna Maria Rachbauer (Germany): Reconstruction Using Tumor Endoprostheses After Resection of Soft Tissue Sarcomas
986 | Anna Maria Rachbauer (Germany): Outcome After Re-resection of Soft Tissue Sarcomas Following “Whoops”-Procedures
764 | Bas Schuitema (The Netherlands): A Nationwide Study on Complications after Pediatric Extremity Soft Tissue Sarcoma Surgery
908 | Guido Scoccianti (Italy): Long-term follow-up of localized distal extremity synovial sarcomas: confirmed high overall survival, but be aware of late local recurrences
901 | Ying Jin Tan (Singapore): A Tale of Two Hips: Early Metastatic Progression in Pleomorphic Liposarcoma
888 | Cihan Ünyılmaz (Turkey): When Can Biopsy Be Avoided in Lipomatous Soft Tissue Masses?A Clinical and MRI-Based Decision Study
868 | Hazem Wafa (Belgium): Gait analysis after limb-salvage surgery in adults with deep soft tissue sarcomas of the thigh: a case-control study
1016 | Guowen Wang (China): Postoperative High-Dose-Rate Interstitial Brachytherapy for Soft Tissue Sarcoma Adjacent to Major Neurovascular Structures: A Single-Center 10-Year Retrospective Study
870 | Detnarong Wannapet (Thailand): Accuracy of molecular analysis by fine needle aspiration biopsy in distinguish low-grade lipomatoustumors
84 | Bhim Shreemal (United Kingdom): Oncologic Outcomes And Prognostic Factors In Alveolar Soft Part Sarcoma: A 30-Year Retrospective Cohort Study From A Single Center
Spine and Sarcal Tumours
Chairs: Andrea Angelini (Italy)
525 | Shalin Patel (United States): The Use of a Custom 3D-printed Patient-specific Native PEEK Implant for Complex En Bloc Spinal Sarcoma Resection and Reconstruction
784 | Gerhard Hobusch (Austria): Multidimensional Patient-reported Outcomes after Treatment of Metastatic Spinal Disease: Convergent Validity of Disease-Specific, Legacy and PROMIS Instruments in a Single-center Cohort
625 | Mohammad Hardian Basuki (Indonesia): En Bloc Sacrectomy for Sacral Chordoma: A Single-center Experience with Functional and Oncologic Outcomes
416 | Weidong Chen (China): Clinical Application of a Prospectively Designed Algorithm for the Vertebral Space-Occupying Lesions: A Single-Center Retrospective Cohort Study
976 | Philipp Funovics (Austria): Risk-Adapted Use of Navigation Improves Pedicle Screw Accuracy in Oncologic Spine Surgery with High Anatomical Complexity
315 | Mustafa Onur Karaca (Turkey): Comparison of Prognostic Models and Clinical Outcomes in Pathological Spinal Involvement
48 | Chang-Bae Kong (South Korea): Feasibility and Oncologic Outcome of En Resection with Intentional Tumor Transgression in Primary Spinal Sarcoma: The Korean Society of Spinal Tumors Multicenter Study (KSST 2024-02)
148 | Yoshihiro Matsumoto (Japan): Impact of Tumor Biology and the Feasibility of Gross Total Resection on Survival in Malignant Spinal Dumbbell Tumors
127 | Pocholo Iñigo Morales (Philippines): Outcomes of the Use of the NextAR Intraoperative CT Navigation with Icotec Carbon-Fiber Pedicle Screws for Spinal Fusion in Orthopedic Tumor Surgery: A Case Series
461 | Marcio Moura (Brazil): Assessment of Scoring Systems for Surgical Indication Inpatients with Vertebral Metastases
436 | Robert Nakayama (Japan): Clinical Outcomes of Lumbosacral Tumor Resection with Sacroiliac Joint Reconstruction
775 | Muhammad Nizar (Indonesia): A Case Report of Sacrococcygeal Chordoma with Intra-abdominal Adhesion: Diagnosis and Management
801 | Ahmet Salduz (Turkey): Impact of Sacral Resection Level and Reconstructive Strategy on Postoperative Wound Complications in Sacral Tumor Surgery
803 | Ahmet Salduz (Turkey): A Sacrum–L5 Anchored Custom 3D-Printed Implant for Reconstruction After Sacrum-Including Internal Hemipelvectomy: A Three-Case Design Concept
876 | Eduardo Sadao Yonamine (Brazil): Primary Sacral Tumors: Evolution of a Combined Surgical Technique and Its Impact on Oncologic and Functional Outcomes
Upper Extremity
Chairs: Nina Myline Engel (Germany)
524 | Shea Byrne (United Kingdom): Endo-prosthetic Reconstruction versus Vascularized Free Fibula Flap after Proximal Humerus Malignant Bone Tumor Resection in Children (≤16 years): A Single Centre Experience
493 | Chung Ming Chan (Singapore): Complex Hand Reconstruction for Epithelioid Sarcoma: A Case using Side-to-side Phalangeal Fusion
838 | Chung Ming Chan (Singapore): Graft Scapho-Lunate Fusion for Stage 3 Giant Cell Tumor of the Distal Radius
810 | Dawid Ciechanowicz (Poland): The One-Bone Forearm as a method of limb salvage in a complex case of paroosteal osteosarcoma
307 | Bilgehan H. Cevik (Turkiye): A Step-wise Decision-making Approach to Manage a Large Segmental Humeral Defect Post-primary Bone Tumor Resection
190 | Praveen Gupta (India): Internal Ray Excision: An Innovative Method for Tumors of Small Bones of Hands and Feet to Preserve the Functional and Cosmetic Outcomes
675 | Tsung-Yu Ho (Taiwan): Surgical Management of Distal Radius Tumors: Institutional Experience with Adjuvants and Reconstruction Strategies
263 | Zi Xiong Lei (China): Application of Customized 3D-Printed Prostheses in Reconstruction after En-Bloc Resection of Bone Tumors in the Upper Limb
180 | Chiao Yee Lim (Malaysia): Reconstruction of Elbow Joint for BCOR Sarcoma in Pediatric Patient: Report of Biological Reconstruction with Free Vascularized Fibular Graft
851 | Yu-min Lin (Taiwan): The Results of Hand Phalangeal Bone Tumors Treatment
577 | Bryan S. Moon (United States): A Newly Reported KIFC1:PHF1 Fusion in High-Grade Small Cell Sarcoma of the Scapula Treated with a Custom Total Scapular Implant with Reverse Total Shoulder Arthroplasty
892 | Twindy Rarasati (Indonesia): Experience about Giant Cell Tumor Around the Wrist in a Tertiary Referral Hospital in Surabaya, Indonesia
894 | Twindy Rarasati (Indonesia): Surgical Management and Functional Outcomes of Soft Tissue and Bone Tumors of the Hand: A 19-Case Series from a Tertiary Referral Hospital
610 | Venkatesan Sampath Kumar (India): Functional Outcomes of Prolene Mesh Suspension of the Humerus following Scapulectomy for Aggressive or Malignant Scapular Tumors
195 | Pietro Ruggieri (Italy): Navigated Modular Reverse Shoulder Reconstruction with Exactech Equinoxe Humeral Reconstruction Prosthesis in Limb Salvage Surgery for Musculoskeletal Tumors
542 | Hanako Tsuji (Japan): Oncologic and Functional Outcomes after Wide Excision for Malignant Bone and Soft Tissue Tumors Distal to the Elbow: A Long-term Retrospective Case Series
177 | Megan Badejo (United States): A Multicenter Comparison of Reverse Total Shoulder Arthroplasty Versus Hemiarthroplasty for Endoprosthetic Reconstruction Following Oncologic Resection of the Proximal Humerus
228 | Zeeshan Khan (Pakistan): Functional and Oncological Outcomes following Proximal Humerus Resection and Reconstruction in Bone Tumor Patients
Chairs: Shreyaskumar R. Patel (United States) – Eric Mascard (France)
12:00 | 346 | Introductory lecture | Chandhanarat Chandhanayingyong (Thailand): Dual Target Landscape in Osteosarcoma (GD2 and B7-H3): Preclinical Validation of Next-Generation CAR T-Cell Design
12:10 | 52 | Jiuhui Xu (China): Driving Chordoma Progression: Mechanisms of Fibrous Septa Formation and Composition
12:13 | 69 | Qianyu Shi (China): Intratumoral Microbiome Signature Predicts Lung Metastasis in Osteosarcoma: A Prospective Study of 96 Cases
12:16 | 124 | Leilei Xu (China): Ph-Responsive Drug-Loaded Hyaluronic Acid Nanoparticle for Che-Immunotherapy in Osteosarcoma Treatment
12:19 | 246 | David Geller (United States): Targeting Skp2 Reshapes the Osteosarcoma Ecosystem: Single-Cell Insights into Metastasis Suppression and Immune Activation
12:22 | Discussion
12:30 | 262 | Zhaoming Ye (China): Neutrophil-Mediated Iron Sequestration is a Convergent Resistance Mechanism of Chemotherapy and Immunotherapy in Osteosarcoma
12:33 | 269 | Tingting Ren (China): Organoid Cultures as Preclinical Models of Sarcoma
12:36 | 948 | Charles Baird (United Kingdom): Characteristics of Giant Cell Tumour of Bone in the skeletally immature
12:39 | 373 | Andrea Sambri (Italy): Molecular Markers of Metastatic Bone Disease
12:42 | Discussion
12:50 | 411 | Hsiang Chieh Hsieh (Taiwan): Temporal and Anatomical Patterns of Subsequent Skeletal-Related Events after an Initial Event in Lung Cancer and Hepatocellular Carcinoma
12:53 | 439 | Yoshiro Yoshikawa (Japan): High Incidence of Ewing Sarcoma in Okinawa: Investigating the Causes of Geographic Clustering Through Whole-Genome Analysis
12:56 | 531 | David Geller (United States): Neuropilin-2 as a Therapeutic Target in Osteosarcoma: Spatial Transcriptomics and In Vivo Testing of a Clinic-Ready Anti-Neuropilin-2 Antibody
12:59 | 640 | Chenglong Chen (China): Synergistic Defect-driven Chemocatalysis and Ultrasound-activated Piezocatalysis by Two-dimensional SnSe Nanosheets
13:02 | Discussion
13:10 | 690 | Susan McDowell (United States): Biomechanics Properties and Elution Profiles of Zoledronic Acid and Denosumab-laden Bone Cement for Musculoskeletal Tumor Applications: A Comparative Analysis
13:13 | 899 | Minal B Shivaprakash (India): Mallet Effort Scale: A Reproducible Five-Point Language for Surgical Mallet Strikes
13:16 | 863 | Jinchang Lu (China): Cross-species genomic analysis identifies the histone lysine methyltransferase NSD3 as a driver of osteosarcoma
13:19 | Discussion
Chairs: Wei Guo (China) – Jendrik Hardes (Germany)
10:00 | 166 | Introductory lecture | Lee Jeys (Finland): Global Practice Patterns in Pelvic Reconstruction after Bone Tumour Resection: A Multicentre Survey on the Use and Complications of Pedestal Cups and Custom-Made Prostheses
10:10 | 51 | Francisco Principe (Argentina): What Outcomes Can Be Expected After Surgical Treatment of Primary Pelvic Bone Sarcomas in Children at Referral Centers?
10:13 | 54 | Roberto Velez (Spain): Two-stage protocol for pelvic sarcoma resection and reconstruction with custom pelvic prosthesis
10:16 | 139 | Weibin Zhang (China): Mid-term Functional Outcomes and Complications After Pelvic Tumor Resection and Customized Prosthetic Reconstruction
10:19 | 236 | Costantino Errani (Italy): Is Acetabular Reconstruction with Massive Bone Allograft a Surgical Option for Children with Malignant Bone Tumors of the Pelvis?
10:22 | 301 | Li Min (China): Clinical Application of 3D-Printed Custom Hemipelvic Prostheses with Negative Poisson’s Ratio Porous Structures in Reconstruction after Resection of Pelvic Malignant Tumors
10:25 | Discussion
10:35 | 334 | Junxiang Wen (China): Effectiveness Evaluation of Three-Dimensional Printed Customized Modular Hemi-Pelvic Prosthesis for Pelvic Reconstruction after Resection of Pelvic Tumor
10:38 | 426 | Alexander Lazarides (United States):
Custom 3D-Printed Pelvic Reconstruction versus Flail Pelvis Following Oncologic Resection of Periacetabular Tumors: A Multi-Institutional Comparative Outcomes Study
10:41 | 623 | Philip Rowell (Australia): Outcomes of Anti-Protrusio Cage Reconstruction for Metastatic Acetabular Disease
10:44 | 790 | Manu Paul (India): Is restoration of pelvic ring continuity truly necessary? A 10-year single-centre experience with P1/P2 pelvic resections for primary malignant bone tumours
10:47 | 917 | Yong Zhou (China): Short-to-mid-term outcomes of ipsilateral femoral head autograft combined with uncemented total hip replacement for partial periacetabular defects following tumor resection
10:50 | Discussion
Chairs: Burkhard Lehner (Germany) – Rob Pollock (United Kingdom)
09:00 | 410 | Introductory lecture | Gitte Krebbekx (The Netherlands): Quality of Life after Rotationplasty for Lower Extremity Sarcoma: A Systematic Review and Meta-analysis
09:10 | 131 | Jendrik Hardes (Germany): Adhesion Behavior of Human Fibroblasts on Porous Polymer-Based Topographies – Impact of Polymer Composition and Titanium Coating
09:13 | 194 | Frank Traub (Germany): Bone-Anchored Endo-Exoprostheses in Clinical Practice: Early Outcomes from a Multicenter Cohort
09:16 | 209 | Ahmad Shehadeh (Jordan): Beyond the Socket: Principles, Techniques and Cost Effectivenss of Osseointegration for Amputees
09:19 | 520 | Supraja Kadagandla (United States): Adverse Events and Patient-reported Outcomes with the Osseointegrated Prostheses for the Rehabilitation of Amputees (OPRA)™ Implant in Transfemoral Amputees
09:22 | 537 | Brandon Gettleman (United States): Postoperative Complication Burden Drives Amputation after Limb Salvage for Extremity Sarcoma
09:25 | Discussion
09:35 | 826 | Alexander Mericli (United States): From Amputation to Integration: A Novel Osteocutaneous Tibial Free Flap for Residual Limb Lengthening to Facilitate Osseointegrated Prosthesis Placement after Transfemoral Pleomorphic Sarcoma Resection
09:38 | 600 | Qinxiang Shant Sin (Singapore): Utilising Spare Part Surgery Principles with Fillet Flap and a Tibial Turn-up Procedure to Increase Functional Stump Length in Below-knee Amputations
09:41 | 741 | Munjed Al Muderis (Australia): Effectiveness of Osseointegration for Rehabilitation of Amputees
09:44 | 742 | Munjed Al Muderis (Australia): Motorised Internal Lengthening of Long Bones for Residual Limb Lengthening Prior to Osseointegration
09:47 | Discussion
Chairs: Alexander Lazarides (United States) – Harzem Özger (Turkey)
8:00 | 240 | Introductory lecture | Thomas Hilton (South Africa): Major Differences in Disease Presentation and Outcomes for Patients with Pathological Fractures in Cape Town and Stockholm
8:10 | 66 | Christian Lind Nielsen (Denmark): Dovetail Osteotomies Enhance Rotational Stability and Reduce Plate Stress in Intercalary Femoral Allograft Reconstruction
8:13 | 188 | Christian Pauritsch (Austria): Safety of Tumor Endoprostheses in the Magnetic Resonance Imaging Environment
8:16 | 672 |Tao Ji (China): Single Lateral Approach for Pedicle Vascularized Fibular Harvesting, Tumor Resection and Composite Reconstruction in Pediatric and Adolescent Distal Tibial Tumors
8:19 | Discussion
8:29 | 218 | Alyssa Federico (Canada): Systematic Review and Meta-Analysis of Percutaneous Fixation Techniques for Metastatic Bone Disease in the Pelvis
8:32 | 300 | Alpan Doshi (United Kingdom): Segmental Arthrodesis for Limb Salvage: A Tertiary Centre Review
8:35 | 598 | Muhammad Phetrus Johan (Indonesia): Clinical and Functional Outcomes of Percutaneous Ablation–Osteoplasty–Reinforcement–Internal Fixation (AORIF) in Metastatic Periacetabular Bone Disease: A Case Series from Indonesia
8:38 | 199 | Guido Scoccianti (Italy): Acetabular Erosion after Hemiarthroplasty in Proximal Femoral Megaprostheses in Orthopedic Ancology – Mid-to-long-term Results
8:41 | Discussion
Chairs: Min Wook Joo (Rep. of Korea) – Hazem Wafa (Belgium)
12:00 | Introductory lecture | Fabrice Fiorenza (France): Custom-made solutions – Are they worth the cost?
12:10 | 38 | Ran Wei (China): What is the Clinical Outcome of Limb-salvage Surgery for Primary Pelvic Malignancy Involving Both Acetabulum and Hemisacrum?
12:13 | 345 | Li Min (China): Clinical Evaluation of the Three-Dimensional Printed Strut-Type Prosthesis Combined with Autograft Reconstruction for Giant Cell Tumor of the Distal Femur
12:16 | 182 | Han Wang (China): Efficacy of ICG-Based NIR Angiography in Assessing Intraoperative Wound Perfusion for Bone and Soft Tissue Surgery
12:19 | 343 | Liu Yuan (China): Hip Reconstruction Using a Customized Intercalary Prosthesis with the Rhino Horn-Designed Uncemented Stem for Ultrashort Proximal Femur Segments Following Tumor Resection: A Combined Biomechanical and Clinical Study
12:22 | Discussion
12:30 | 290 | Giovanni Beltrami (Italy): Custom Made 3D Printed Titanium Prosthesis after Bone Tumor Resection in Pediatric Age: How New Technologies Overcomes Conventional Reconstruction Limits
12:33 | 352 | Liu Yuan (China): Early Clinical Outcomes of a 3D-Printed Porous Metallic Prosthesis for Treating Campanacci Grade I–II Giant Cell Tumor of the Proximal Tibia
12:36 | 477 | Yongsung Kim (South Korea): Clinical Outcomes and Complications after Total Femur Replacement: A Descriptive Analysis from Two Tertiary Referral Centers
12:39 | 356 | Li Min (China): Efficacy of Three-Dimensional Printed Customized Porous Prosthesis with Preserved Articular in the Reconstruction of “Ultra-Critical Size” Bone Defect around the Metaphysis of Peri-Knee
12:42 | Discussion
12:50 | 434 | Prakash Nayak (India): Results of the MITE (Metal Ions in Tumour Endoprosthesis) Study- A Prospective Study of Serum Metal Ion Levels in Patients Undergoing Revision of a Fixed Hinge Endoprosthesis
12:53 | 987 | Eiji Nakata (Japan): Stress Shielding–Related Bone Resorption and Prosthetic Failure After Proximal Femoral Endoprosthetic Reconstruction for Primary Malignant Bone Tumours
12:56 | 471 | Vineet John Kurisunkal (United Kingdom): High Complication Rate and Poor Prognosis of Radiation-associated Bone Sarcoma in the Pelvis: A Single Center Retrospective Study
12:59 | 997 | Dimitra Papagelopoulou (Greece): Physical Activity and Quality of Life after Tumor Resection Around the Knee and Limb Salvage
13:02 | Discussion
13:10 | 686 | Gerhard Maale (United States): Results of Lymphocyte Transformation Testing in Known Cases of PJI
13:13 | 777 | Ritvik Kakumani (United States): The Impact of Metal-ion Hypersensitivity (MIH) on the Recurrence of Infection in Patients Treated using the One-stage Approach for PJI
13:16 | 837 | Marisa Ulrich (United States): Do Changes in Serum Metal Ion Concentrations Impact Cardiac Function in Patients with an Endoprosthesis? Results of a Prospective Study
13:19 | Discussion
Chairs: Michele Boffano (Italy) – Mehmet Ali Deveci (Turkey)
10:00 | Introductory lecture | Nicholas Bernthal (United States): Targeted therapy for tenosynovial giant cell tumour – Worth the costs?
10:10 | 58 | Hans Roland Dürr (Germany): Tenosynovial giant cell tumour (PVS) – A long-term study
10:13 | 210 | Ahmad Shehadeh (Jordan): The Outcome of Cryosurgical Ablation for Bone Tumors, a Comparative Study between Open and Closed Systems
10:16 | 291 | Guido Davide (Italy): Benign Aggressive Bone Lesion of Proximal Femur in Small Children, when Biology Overcomes or Integrates Conventional Plate: Our Algorithm for Surgical Decision Making
10:19 | 309 | Amy Zeller (United States): A Propensity Matched Analysis of 1,101 Patients with Tenosynovial Giant Cell Tumor Undergoing TKA: Impact of Prior Surgical Resection and Pexidartinib Usage on Complications
10:22 | 483 | Sydney Stern (United States): Impact of Arthroplasty on Patient-reported Outcomes in Diffuse Tenosynovial Giant Cell Tumor: A Real-world Propensity-score-matched Analysis
10:25 | Discussion
10:35 | 579 | Hung-Kai Weng (Taiwan): A Bone-chilling Approach to Tumor Control: Clinical Experience with Adjuvant Cryotherapy
10:38 | 767 | Noam Olshinkaa (Israel): Combined High Speed Burr with Argon Beam is an Effective Local Adjuvant for Benign Aggressive Bone Tumors
10:41 | 886 | Cihan Ünyılmaz (Turkey): Which Local Adjuvants Are Safer for Healthy Bone? Comparative histopathologic and MRI evaluation of local adjuvants in a rat bone defect model
10:44 | 59 | Hans Roland Dürr (Germany): Tenosynovial giant cell tumour (TGCT) of the hip – A challenge
10:47 | Discussion
Chair: Justin E. Bird (United States) – Fabrice Fiorenza (France)
09:00 | Introductory lecture | Andrea Angelini (Italy): Therapeutic approaches in patients with spine metastases (10’
09:10 | 56 | Michelle Ghert (United States): The Proximal Femur Reconstruction or Internal Fixation For Metastases (PERFORM) randomized controlled trial
09:13 | 376 | Mustafa Onur Karaca (Turkey): Comparison of Short-Term Outcomes of Tumor Resection Prosthesis, Intramedullary Nail and Plate-Screw Fixation in Metastatic Pathological Fractures
09:16 | 541 | Eunkyu Yang (South Korea): Clinical Outcomes and Histologic Subtype-specific Patterns in Oligometastatic Soft Tissue Sarcoma of the Extremities and Trunk Wall: Implications for Curative Local Ablative Therapy
09:19 | 543 | Hung-Kuan Yen (Taiwan): Denosumab De-escalation Strategies and Clinical Outcomes in Patients with Bone Metastases – A Nationwide Cohort Study
09:22 | 562 | Francis Lee (United States): Biomechanical and Clinical Comparison of Intramedullary Nailing and Minimally Invasive Stabilization of Peritrochanteric Metastases
09:25 | Discussion
09:35 | 594 | Feiyang Qi (China): Percutaneous Tripod Reconstruction restores Bilateral Pelvic Ring Symmetry in Periacetabular Metastases: A Whole-pelvis Digital Image Correlation Study
09:38 | 630 | Yuh-Ruey Kuo (Taiwan): Local Adjuvant of Zoledronic Acid in the Management of Pathologic Fractures from Bone Metastasis: A Retrospective Analysis
09:41 | 869 | Hazem Wafa (Belgium): Endoprosthetic reconstruction after failed internal fixation for skeletal metastases of the lower extremity: is it worth it?
09:44 | 971 | Jasprit Kaur (United Kingdom): What is a wide margin when resecting Renal Cell Carcinoma bone metastases? A multicentre, retrospective European analysis
09:47 | 768 | Alexander Lazarides (United States): Risk Factors associated with Pathologic Fracture of Metastatic Skeletal Disease in the Setting of Modern Treatment Modalities
09:50 | Discussion
Chairs: Humaid Al Farii (Oman) – Adyb-Adrian Khal (Romania)
8:00 | 920 | Introductory lecture | Patric Lin (United States): Early Mortality After Surgery for Long Bone Metastases: A 25-Year, 3,186-Patient Single-Center Experience
8:10 | 15 | Lorenzo Andreani (Italy): Outcomes of multidisciplinary and orthopedic management for bone metastatic thyroid carcinomas
8:13 | 265 | Amy Zeller (United States): IlluminOss for Percutaneous Pelvic Stabilization of Metastatic Pelvises: Surgical and Oncologic Outcomes
8:16 | 407 | Fabio Fernando Eloi Pinto (Brazil): Is Percutaneous Acetabular Cementoplasty an Effective Treatment for Painful Osteolytic Acetabular Lesions?
8:19 | Discussion
8:29 | 697 | Nicola Fabbri (United States): Minimally Invasive Pelvic Fixation of Pelvic Metastases by CT-Assisted Surgical Navigation is Associated with Predictable Pain Relief and Durable Restoration of Skeletal Stability and Function
8:32 | 707 | Furkan Erdoğan (Turkey): Clinical Determinants of Survival after Pathological Fracture in Metastatic Bone Disease
8:35 | 813 | Angad Bedi (The Netherlands/United States): Long-Term Effects of Surgical Approach Selection in Renal Cell Carcinoma Appendicular Bone Metastases
8:38 | Discussion
Chairs: Valerae O. Lewis (United States) – Juan Pablo Zumárraga (Ecuador)
Educational Committee
Walid Ebeid (Egypt): Beyond endoprosthesis: Biological reconstruction in the growing child
Wakenda Tyler (United States): Reconstructive options in sarcoma resections in the very young and very old, and the special challenges we face
Wan Ismail Wan Faisham Numan (Malaysia): Surgery for large tumour in very young patient – challenges
Mark C. Gebhardt (United States)
Mauricio Etchebehere (Brazil): Resecting soft tissue sarcomas in elderly patients and their unique challenges
Case-based discussion
Chairs: Georgi Loria (Georgia) – Nikolaos Stavropoulos (Greece)
10:00 | Introductory lecture | Toshifumi Ozaki (Japan): Advancing Sarcoma Care: Integrating Liquid Biopsy and Genomic Profiling for Precision Medicine
10:10 | 11 | Sophie Joch (Austria): Circulating Tumor DNA-Based Monitoring in Translocation-Associated Sarcomas: Insights from Long-Term Clinical Application
10:13 | 33 | Sarah Consalvo (Germany): Vascular Infiltration as a Marker of Aggressive Biology in Myxofibrosarcoma: A Single-Center Analysis
10:16 | 244 | Peter Ferguson (Canada): Microbiologic Spectrum and Risk Factors for Surgical Site Infection Following Soft Tissue Sarcoma Resection
10:19 | 445 | Lee Zuckerman (United States): Utility of Intraoperative Frozen Sections to Assess Margin Status in Soft Tissue Sarcoma
10:22 | 626 | Yutaka Nezu (Japan): Integrating FDG-PET Metabolic Activity and Neutrophil-Lymphocyte Ratio (NLR) for Prognostic Stratification in Soft Tissue Sarcoma
10:25 | Discussion
10:35 | 760 | Junqiang Yin (China): Multi-omics Discovery and Clinical Validation of COL1A2 Isoforms as Liquid Biopsy Markers for Metastasis Surveillance in Osteosarcoma
10:38 | 780 | Jian Tu (China): Integrated Multidimensional Fragmentomics and Machine Learning for Precise Discrimination of Benign and Malignant Bone and Soft Tissue Tumors
10:41 | 807 | Angad Bedi (The Netherlands/ United States): Lymph Node Metastases in Soft Tissue Sarcoma: A Population-Based Analysis of 65,538 Patients
10:44 | 823 | Feiyang Qi (China): Tumor-Resident Bacteria Predict Chemotherapy Response in Osteosarcoma: A Multi-Cohort Spatial and Single-Cell Microbiome Atlas
10:47 | 879 | Ayano Aso (Italy): Development and validation of machine-learning models with uncertainty quantification to predict event‑free survival in Ewing sarcoma: A multi‑institutional study
10:50 | Discussio
Chairs: Cecilia Belzarena (Unites States) – Elisa Pala (Italy)
09:00 | Introductory lecture | Panayiotis J. Papagelopoulos (Greece): Custom-made implants for periscapular sarcomas
09:10 | 14 | Alexander Lazarides (United States): What Factors are Associated with Instability after Endoprosthetic Reverse Total Shoulder Arthroplasty for Oncologic Reconstruction of the Proximal Humerus
09:13 | 86 | Xiaodong Tang (China): Reconstruction with an Unconstrained Total Scapular Reverse Shoulder Endoprosthesis: Preliminary Results from a Single Institute
09:16 | 223 | Matthew Houdek (United States): Outcome of Shoulder Girdle Resection and Reconstruction Based on a Novel Classification System
09:19 | 744 | Mandip Shah (India): Conventional Reverse Shoulder Arthroplasty within Tumor Sterilized Bone for Select Proximal Humeral Sarcomas–A Novel, Cost Effective, Readily Available Alternative to Reverse Shoulder Megaprosthesis
09:22 | 852 | Jin Wang (China): 3D-printed Glenohumeral Fusion Prosthesis for the Reconstruction of Proximal Humerus Bone Defects: Design, Biomechanical Validation, and Clinical Efficacy Analysis
09:25 | 628 | Yunus Abdul Bari (Indonesia): Outcomes of Limb Salvage Surgery for Proximal Humerus Osteosarcoma – A Retrospective Study
09:28 | 662 | Ali Ijaz Ahmad (Pakistan): Proximal Humeral Reconstruction using Interlocking Nail-Cement Spacers with Polypropylene Mesh for Primary and Metastatic Tumors
09:31 | Discussion
Chairs: Francisco Linares (Colombia) – Nicole Montgomery (United States)
Educational Committee
12:00 | Ashish Gulia (India): Minimally invasive manage of benign bone tumors
12:15 | TBA: History of GCT
12:30 | Hairong Xu (China): Evolving concepts in the treatment of Aneurysmal Bone Cyst
12:45 | TBA: Medical Advances in Bening Bone Disease
13:00 | Didactic lectures (30’)
Chairs: Joanna Szkandera (Austria) – Xiadong Tang (China)
10:00 | Jean Philippe Dulude (Australia): Intraoperative use of high-speed Raman spectroscopy during soft tissue sarcoma resection
10:10 | Kenneth Rankin (United Kingdom): Indeterminate pulmonary nodules upon diagnosis of soft tissue sarcoma - Impact on treatment decision and prognosis
10:20 | Maria Anna Smolle (Austria): Frequency of venous thromboembolisms in patients undergoing surgery for STS
10:30 | TBA: Antiangiogenic agents and PD-1 inhibitors for advanced soft tissue sarcoma
Difficult Cases & Poll
10:40 | Hatice Karatas (Austria) – Christian Pauritsch (Austria): 2 cases
Chairs: Luke Johnson (Australia) – Adam Levin (United States
8:00 | 251 | Introductory lecture | Michal Mahdal (Czech Republic): Functional Outcomes and Complications of Elbow Endoprosthesis Reconstruction after Tumor Resection
8:10 | 220 | Nina Myline Engel (Germany): Redefining Distal Radius Reconstruction Using Custom-Made Implants: Promising Short- to Mid-Term Results
8:13 | Rohith Mutt (India): Long-term Oncological and Functional Outcomes of a Low-Cost Indigenous Megaprosthesis for Elbow Reconstruction: A 23-Year Experience
8:16 | 954 | Domenico Andrea Campanacci (Italy): Allograft-prosthesis Composite Reconstruction after Proximal Humerus Resection for Bone Tumors: is there an advantage with long over short stems?
8:19 | 828 | Thanapon Chobpenthai (Thailand): Long-Term Outcomes of En Bloc Resection and Vascularized Ulnar Pedicle Graft Reconstruction with Plate Fixation for Giant Cell Tumour of the Distal Radius.
8:22 | 860 | Ashish Gulia (India): Balancing “Mobility” and “Stability” after resection of distal end radius tumor: A modified ulna translocation technique
8:25 | Discussion
Basic Science II
Chairs: Blaz Mavcic (Slovenia) – Sarah Freund (Denmark)
36 | Maria Anna Smolle (Austria): Prevalence of intraosseous calcaneus lipomas on MRI scans. A retrospective cohort study.
175 | Phakamani G Mthethwa (South Africa): Unique Gene Expression Profiles within South Africa are Associated with Varied Chemotherapeutic Responses in Conventional Osteosarcoma
631 | Chenglong Chen (China): Mannose-targeted Liposomal Doxorubicin Inhibits Osteosarcoma Progression via FoxO Pathway Regulation and Metabolic Reprogramming
855 | Gaston Chiesa (Argentina): Effect of hyaluronic acid and mesenchymal stem cells on the mechanical properties of regenerated bone following critical bone defects due to tumor resection
488 | Hsiang Chieh Hsieh (Taiwan): Diabetes Mellitus and Time-Updated Glycemic Control are Associated with Increased Risk of Interventional Skeletal-Related Events in Stage I–III Breast Cancer
611 | Zhen Chang Liang (Singapore): Carboxylic-Acid Functionalised Polycarbonates as Bone Cement Additives for Improved Antibiotic Delivery to Prevent Infections in Endoprosthetic Reconstruction
216 | Andreas Leithner (Austria): Precision Carbon Ion Therapy in Chondrosarcoma via DNA Repair Targeting: In Vitro Insights
491 | Marcio Moura (Brazil): Evaluation of the Identification of Simulated Neoplastic Bone Lesions in Porcine Femurs – Experimental Study
272 | Hiromichi Oshiro (Japan): Prognostic Prediction using Nutritional Tools for Patients with Bone-Metastatic Non-small Cell Lung Cancer
797 | Robert Satcher (United States): BIGH3 mediates osteocyte regulation and osteoclast activity in renal cell carcinoma bone metastasis
318 | Yoshiyuki Suehara (Japan): Real-world Landscape of Actionable Genomic Alterations in Bone and Soft Tissue Tumors Based on the Japanese C-CAT Database: A 2025 Update
657 | Abigail Tud (Philippines): Slow-thaw versus Fast-thaw: Does Prolonged Cryogen Exposure Time Induce more Tumor Cell Apoptosis?
587 | Haijie Liang (China): Patient-specific Finite Element Analysis of Percutaneous Tripod Reconstruction for Periacetabular Metastases: Biomechanical Stratification by the Metastatic Acetabular Classification
833 | Janista Wongratanacheewin (Thailand): Tendency of Gut Microbiota and Their Metabolites to Modulate Anti-Tumor Immunity in Osteosarcoma: A Preliminary Study at Srinagarind Hospital.
1018 | David Wood (Australia): Neo-angiogenesis in Osteosarcoma; A potential therapeutic target
Benign Bone Tumours I
Chairs: Xiaobo Yan (China) – Tomas Zamora (Chile)
74 | Vivek Ajit Singh (Malaysia): The Clinical, Functional and Oncological Outcomes of Patients with Giant Cell Tumour of Bone at University Malaya
897 | Ying Jin Tan (Singapore): Frozen, Not Forsaken: Limb-Sparing Cryoablation for Axillary Desmoid Tumour
714 | Cecilia Belzarena (United States): Technical Pearls for Brachial Plexus Schwannoma Resection: Safe Dissection, Strategic Exposure and Nerve Preservation
475 | Maximilian Thomas Buchwald (Austria): Challenging the Sarcoma Mimic: Benign Genomic Architecture in Infiltrative USP6-Rearranged Nodular Fasciitis – A Retrospective Study
435 | Chung Ming Chan (Singapore): Management of Knee Contracture; A Case Seconday to Aggressive Fibromatosis Treated with Surgery and Radiation
19 | Edoardo Ipponi (Italy): Return to sport after curettage for benign and locally aggressive bone tumors
405 | Kan Ito (Japan): Curettage for Distal Radius Giant Cell Tumors: Fracture Risk and Long-Term Local Control
425 | Muni Srikanth Iytha (India): Limb Salvage in Recurrent Gaint Cell Tumour of Distal Tibia with Fungating Ulcer
12 | Andreas Leithner (Austria): Long-term MRI Follow-up of Lesion Characteristics in Enchondromas and Atypical Cartilaginous Tumors of the Knee and Shoulder
283 | Bennie Lindeque (United States): Recurrence Rate of Atypical Lipomatous Tumors: A Retrospective Study
249 | Michal Mahdal (Czech Republic): Combined Denosumab and Sunitinib Treatment Effectively Reduces the Viability of Tumor Cells in a Giant Cell Tumor of Bone
212 | Hideji Nishida (Japan): Three Cases of Calcific Myonecrosis of the Lower Leg
288 | Muhammad Rizqi Adhi Primaputra (Indonesia): Extended Curretage vs En-Bloc Resection for The Treatment of Giant Cell Tumor: A Systematic Review
418 | Zachary Reuter (United States): Proliferative Disease of the Shoulder Girdle: A Retrospective Case Review of Patients with Tenosynovial Giant Cell Tumor or Synovial Chondromatosis
440 | Isabella Victoria Rosello (Philippines): Polyethylene Wear Pseudotumor in a 66-Year Old Female Following Metal-on-Polyethylene Total Hip Arthroplasty: A Case Report and Review of Literature
383 | Mariel Spense (Argentina): Biological Reconstruction of the Proximal Femur in Adults and Children with Benign Bone Toumours and Tomour-Like Lesions
99 | Shoufeng Wang (China): Surgical management of giant cell tumor of bone with pathological fracture and complications
Biological Reconstructions II
Chairs: Susanne Scheipl (Austria) – Anna Hohensteiner (Austria)
921 | Mohammad Altayeb (United Kingdom): Outcome of Allograft reconstruction after tumour resection, single centre cohort study
829 | Thanapon Chobpenthai (Thailand): A Review on Bone Tumor Management: Cutting-Edge Strategies in Bone Grafting, Bone Graft Substitute, and Growth Factors for Defect Reconstruction
1003 | Brooke M. Crawford (United States): Recurrent Revision Following Oncologic Distal Femoral Replacement: A Single Center Evaluation of Failure Characteristics
479 | Mouli Edward (Indonesia): 13 Years Evaluation Osteosarcoma II B of The Left Distal Femur after Resected and Reconstruction by Pasteurized Autograph of Left Distal Femur and Distal Femur Nail Fixation
465 | Ahmed Mounir Elsayed (Qatar): Innovative Resection Technique and Biological Reconstruction for Proximal Femur Malignant Bone Tumor in a Pediatric Patient
996 | Panayiotis Gavriil (Greece): Biological Reconstruction of Medial Instability Following Total Ankle Arthroplasty with Custom 3D-Printed Talus Replacement
806 | Hüseyin Kaya (Turkey): Limb Salvage For Malignant Bone Tumors Of Distal Tibia With Extracorporeally Irradiated Autograft
934 | Zeeshan Khan (Pakistan): Biological reconstruction of distal tibia neoplasms. Logical or a futile journey, not worth considering
432 | Phongsathorn Meethawolgul (Thailand): Stem-Allograft Composite Augmentation in Proximal Femur Endoprosthetic Reconstruction: A Finite Element Study
990 | Dareen Rednah (Australia): Biological distal femur reconstruction, the future of pediatric reconstruction and its complications
444 | Mohd Ariff Sharifudin (Malaysia): Injectable Calcium Sulphate Following Curettage of Benign Bone Cysts: A Case Series on Graft Incorporation and Functional Recovery
850 | Ong Shir Lee (Malaysia): Economical 3D-printed Mould Technique for Biological Reconstruction in Orthopedic Oncology
505 | Thomas Wong (Singapore): Pedicled Freezing of the Distal Tibia without an Osteotomy. A Novel Surgical Technique
866 | Eduardo Sadao Yonamine (Brazil): Reconstruction Using the Frozen Autograft Technique After Resection of Malignant Bone Tumors – Evaluation of 26 Cases
234 | Humaid Al Farii (Oman): Figure-of-Eight Patellar Tendon Reconstruction in Proximal Tibial Megaprosthesis: A Pilot Study of a Novel Surgical Technique
Bone Sarcoma IIΙ
Chairs: Bugra Alpan (Turkey)
478 | Shaohua Du (China): Using Two New Activated Chemiluminescent Probe to Detect the Aminopeptidase N/CD13 (APN) and Leucine Aminopeptidase (LAP), in Osteosarcoma Patients and the Prognosis of Recurrence and Metastasis
512 | Omar Aldosari (Saudi Arabia): Preoperative Inflammatory and Nutritional Biomarkers as Predictors of Postoperative Complications in Bone and Soft Tissue Sarcoma Surgery
413 | Jungo Imanishi (Japan): Are Age Over 50 Years, Cortical Thickness Less Than 2.5 mm or Smoking Status Contraindications for the Compress® System? A Clinical Review of 17 Patients by a Single Surgical Team in Japan
323 | Emir Benca (Austria): Primary Stability of the OPRA Implant System for Transfemoral Amputees: A Biomechanical Ex Vivo Study
498 | Felipe Murad (Argentina): Bone margins in malignant bone tumors of the extremities
651 | Veysel Burak Özmusul (Turkey): Long-term Functional and Biomechanical Outcomes after Limb-salvage Reconstruction for Primary Distal Tibial Bone Tumors: A Single-center Cohort Study
492 | Vishnu Ramanujan (India): Results of Low Cost Nail Cement Spacer Following Intercalary Resections of the Lower Limb: Where Less is Actually More
462 | Teodora Todorova (North Macedonia): Biopsy Tract Contamination after an Open Biopsy in Chondrosarcoma Patients: Case Series
422 | Hiroshi Urakawa (Japan): The Discordance Between Pre- and Post-Operative Pathological Diagnoses in Chondrosarcoma: From a Specialized Sarcoma Treatment Center in Japan
427 | Lee Zuckerman (United States): Role of Immunotherapy in IDH Mutated Chondrosarcoma – Case Series and Review of the Literature
Bone Sarcoma IV
Chair: Rodrigo Cardoso (Brazil)
947 | Sarah Tepper (United States): Dedifferentiated chondrosarcoma demonstrates rapid development of metachronous pulmonary metastasis: a time-to-event analysis
799 | Abdullah Alanazi (Saudi Arabia): Correlation between MRI Template and Tumor Resection for Safety Margin – A Retrospective Study
956 | Abdulrahman Bobseit (Saudi Arabia): Impact of Surgical Margin on Local Recurrence and Survival in Bone Ewing Sarcoma of Extremities. When Do We Need Radiotherapy? A Meta-analysis
905 | Miguel Santana Costa (Brazil): Gait and Quality of Life After Resection of Foot and Ankle Tumors: A Functional Analysis
965 | Minal B Shivaprakash (India): The Bio-Prosthetic Era: Hybrid Reconstruction Of Bone Tumors – A Case Series
867 | Oluwaseyi Kayode Idowu (Nigeria): Challenges and outcome of management of chondrosarcoma at a regional musculoskeletal oncology unit in Sub-Saharan Africa
857 | Siddhartha Laskar (India): Post Operative Radiotherapy (PORT) following Limb Salvage Surgery (LSS) in Children with Ewings Sarcoma
999 | Dimitra Papagelopoulou (Greece): Artificial Intelligence in Primary Malignant Bone Tumor Imaging
927 | Charalampos Pavlopoulos (Greece): Treatment of Proximal Tibial Osteosarcoma with En Bloc Resection and Oncologic Megaprosthetic Reconstruction
916 | Anand Raja (India): Does Definitive radiation therapy play a role in “operable” Ewing sarcoma of the extremities and pelvis?
950 | Thomas Evans (United States): The prognostic impact of pathologic fracture in chondrosarcoma of the long bones: independent prediction of local recurrence
1013 | Thomas J. Scharschmidt (United States): Metabolic Response and Tumor Mineralization on PET/CT as Predictors of Histologic Necrosis in Osteosarcoma
1014 | Thomas J. Scharschmidt (United States): Postoperative Fever after Radical Resections of Pediatric Extremity Sarcomas is Not Associated with Positive Blood or Urine Cultures
1015 | Thomas J. Scharschmidt (United States): Change in Standard Uptake Value after Neoadjuvant Chemotherapy Correlates with Necrosis and Length of Survival in Pediatric Osteosarcoma
952 | Maurizio Scorianz (Italy): Surgical Management of Chest Wall Chondrosarcoma: Reconstruction Strategies and Early Postoperative Outcomes in a Single-Center Series
854 | Ting Yu Shih (Taiwan): Forearm limb salvage procedures for primary malignant osseous tumors
591 | Pawan Kumar Suthar (India): Limb Salvage with Cement Spacer for Malignant Calcaneal Bone Tumors
202 | Yousef Naser (Slovakia): Evaluation of Patients Undergoing Limb Salvage Surgery for Bone Sarcomas of the Lower Limb
Imaging Techniques
Chair: Antonio Batalha Castello Neto (Brazil)
951 | Ali Ijaz Ahmad (Pakistan): 18F-FDG PET/CT–Guided Surgical Planning for Sarcoma Resection in the Presence of MRI-Incompatible Implants: A Case Series
740 | Munjed Al Muderis (Australia): Role of 3D Modelling in an Accurate Deformity Assessment and Correction
364 | Huseyin Bilgehan Cevik (Canada): Feasibility and Utility of Synoptic 3D Virtual Reality Imaging Reports for Complex Sarcoma Surgery
668 | Michiyuki Hakozaki (Japan): Preoperative PET/MRI Findings for the Planning of Additional Wide Resection of Soft Tissue Sarcomas: How Useful is it?
705 | Reynaldo Jesus-Garcia (Brazil): Can PET-CT Improve the Diagnostic Accuracy of Central Cartilaginous Tumors? A Risk-Stratified SUVmax Model
573 | Min Wook Joo (South Korea): Do Pre-referral Magnetic Resonance Imaging Scans for Soft-tissue Tumors Fulfill Current Technical and Reporting Recommendations?
583 | Amar Kamat (India): How Useful is Navigation with Automatic Registration using a 3D C-arm in Orthopaedic Oncology?
412 | Wanlim Kim (South Korea): Susceptibility Artifact Evaluation for 3D Printed Metal Implant According to Porosity Variation and Design: Ex Vivo Study
119 | Tsukasa Mizuno (Japan): Utility of Artificial Intelligence for the Histopathological Diagnosis of Cartilaginous Tumors
328 | Daniel Müller (Switzerland): Intraoperative Indocyanine Green Fluorescence Imaging for Margin Assessment in Sarcoma Surgery: A Systematic Review of Clinical Evidence
964 | Michele Boffano (Italy): Radiomic Biomarkers from MRI for Predicting Chemotherapy Response in Synovial Sarcoma: A Retrospective Single-Center Study
938 | Akshay Tiwari (India): Accuracy of MRI in predicting response to chemotherapy in Primary Bone Sarcomas: A Radiological–Histopathological Correlation Study
753 | Madeleine Willegger (Austria): Outcomes of treatment of 333 Osteoid Osteoma in a Retrospective Single-Center-Cohort
754 | Madeleine Willegger (Austria): Treatment Outcomes of Osteoid Osteoma around the Foot and Ankle – A Retrospective Single Center Study
632 | Tomotaka Yoshida (Japan): Does Pre-referral Ultrasonography Contribute to Appropriate Referral of Soft Tissue Sarcomas?
677 | Fanwei Zeng (China): Expression of B7-H3 in Primary Malignant Bone Tumors and its Imaging Performance as a Target for Fluorescence-guided Surgical Navigation
1021|Laura Campanacci (Italy): Prediction of Femoral Fracture Risk in Patients with Bone Metastases
532 | Sarah Tepper (United States): Integrating BACTIP and the Radiological Aggressiveness Score into a Stepwise Management Agorithm for Intramedullary Cartilage Tumors
Soft Tissue Sarcomas II
Chair: Magdalena Maria Gilg (Austria)
749 | Anna Cooper (United States): Radiation-associated Femoral Nonunion and Fixation Failure following Limb-salvage Surgery for Anterior Thigh Soft Tissue Sarcoma: Two Case Reports and a Review of the Literature
266 | Muhamad Naseh Sajadi Budi (Indonesia): Unraveling the Causes of Diagnostic and Therapeutic Delay in Healthcare Settings: An Analytical Study in a General Hospital
731 | Tymoteusz Budny (Germany): The Impact of Resection Margins in Primary Resection of High-grade Soft Tissue Sarcomas
708 | Stéphane Cherix (Switzerland): Role of Abdomino-Pelvic CT In Detecting Metastatic Disease In Musculoskeletal Soft Tissue Sarcomas
388 | Odion Binitie (United States): To Stage or Not to Stage? A Multi-Institutional Review of Staged Resection with Temporizing VAC on Soft Tissue Sarcoma and Local Recurrence Rates
147 | Jun Iwatsu (Japan): Clinical Outcomes of Prophylactic Intramedullary Nailing to Prevent Post-Radiation Fractures in Soft Tissue Sarcoma of the Lower Extremity
379 | Marco Focaccia (Italy): Prognostic Impact of Soft Tissue Sarcoma Lymph Node-Metastases: Early vs Late Onset
755 | Philipp Funovics (Austria): Adult Rhabdomyosarcoma – A Retrospective Single-Center-Study
566 | Yoko Hagiwara (Japan): Treatment of Unresectable Soft Tissue Sarcoma in Elderly Patients with Multiple Metastases at Initial Diagnosis
822 | Krista Goulding (United States): National Trends and Burden Composition of Soft Tissue and Extraosseous Sarcomas in the United States, 1990-2023
704 | Hüseyin Yusuf Yildiz (Turkey): Primary Intra-articular Sarcomas: A Retrospective Review of Eight Cases
310 | Samuel Broida (United States): Risk Factors and Outcomes of Local Recurrence in Synovial Sarcom
576 | Jaylon Pascual (Canada): Biomechanical Impact of an Actuated Knee-Ankle-Foot Orthosis for Extensor Mechanism Deficiency
641 | Berksu Polat (Turkey): Survival and Complication Profile in Myxoid Liposarcomas: An 18-Year Retrospective Analysis
438 | Tatsuro Saruga (Japan): Preoperative D-Dimer–Guided Screening for Venous Thromboembolism in 2,176 Patients Undergoing Surgery for Bone and Soft-Tissue Sarcoma
437 | Seiji Shimomura (Japan): Does Infiltrative Growth Pattern Affect Outcomes after Unplanned Excision of Soft Tissue Sarcomas?
673 | Iris Skornja (The Netherlands): Globalizing AI in Sarcoma Care: External Validation of a US-Based Model for Predicting Survival in Dutch Patients with Undifferentiated Pleomorphic Sarcoma
712 | Santiago Lozano-Calderón (United States): Wound Complications after Staged Free Flap Reconstruction for Sarcoma
35 | Maria Anna Smolle (Austria): Changes in incidence and survival of patients with bone and soft tissue sarcomas across Austria over 4 decades.
Chairs: Tomohiro Fujiwara (Japan) – Vineet John Kurisunkal (United Kingdom)
17:00 | 582 | Introductory lecture | Amar Kamat (India): Does the Addition of Fibula, Vascularized or Free, Improve the Outcomes of Intercalary Reconstructions with ECRT?
17:10 | 398 | Minxun Lu (China): Intercalary Prosthetic Reconstruction with 3D-Printed Custom-Made Porous Component for Defects of Long Bones with Short Residual Bone Segments after Tumor Resection
17:13 | 486 | Yongsung Kim (South Korea): Clinical Outcome of Transepiphyseal Resection for Osteosarcoma Patients with Open Physes
17:16 | 530 | Shaohua Du (China): Gluteus Medius Muscle Pedicle-Greater Trochanter Bone Grafting Combined with Modified Watson-Jone Approach to Treat Benign Lesions in Femoral Head and Neck
17:19 | 571 | Takahiko Ishimaru (Japan): What Functional Outcomes are Achievable with Liquid Nitrogen–Treated Autologous Bone in Limb Reconstruction?
17:22 | 670 | Siladitya Chowdhury (India): Does Skeletal Immaturity Increase the Risk of Graft Lysis after Cryotherapy-treated Bone Reconstruction
17:25 | Discussion
17:35 | 674 | Tao Ji (China): Predicting Mechanical Complications following Biological Reconstruction for Malignant Bone Tumors of the Lower Extremity- A Novel Scoring Model
17:38 | 909 | Walid Ebeid (Egypt): Functional and Oncological Outcomes of Intercalary Reconstruction using Vascularized Fibular Graft Versus Recycled Autograft after Resection of Malignant Bone Tumors: A Comparative Study
17:41 | 913 | Yong Zhou (China): Anchoring Knee Extension After Tumor Endoprosthetic Reconstruction Circumferential LARS Patellar Wrapping with Medial Gastrocnemius Flap Coverage for Severe Patellar Tendon Defects
17:44 | Discussion
Chairs: Ashish Gulia (India) – Arne Streitbürger (Germany)
16:00 | Introductory lecture | Winfried Winkelmann (Germany): Rotationplasty
16:10 | 98 | Himanshu Rohela (India): implant survivorship results of indigenous developed compress-HA prosthetic stem for oncological resections
16:13 | 243 | Floortje Verspoor (The Netherlands): Navigation-Guided, Patient-Specific Winkelmann Type B1 Rotationplasty for Complex Post-Oncologic Femoral Osteomyelitis
16:16 | 331 | Abigail Tud (Philippines): Doing a 180 for GCT: Should Knee Rotationplasty (KRP) be Considered as a Surgical Option for Giant Cell Tumor of Bone in Low Resource Settings?
16:19 | 967 | Anna Hohensteiner (Austria): Rotationplasty After Tumor Resection: Oncological and Functional Outcomes from a 37-Year Single-Center Experience
16:22 | 969 | Philipp Funovics (Austria): Tibial-growth-plate-preserving A1 rotationplasty in a 2-year-old with ultra-short proximal femoral residuum
16:25 | Discussion
16:35 | 534 | Ezekiel Dingle (United States): Determinants of Primary Amputation in Extremity Sarcoma: A Population-based Analysis of Definitive Surgical Management
16:38 | 716 | Margaret Roubaud (United States): TMR and RPNI Sustainably Reduce Long-term Pain and Opioid Dependence after Oncologic Amputation
16:41 | 963 | Christoph Hofer (Austria): Resilience as a Key Factor in Coping: Long-Term Outcomes after Treatment of Malignant Tumors of the Lower Extremity
16:44 | 408 | Gitte Krebbekx (The Netherlands): Osteoarthritis-Related Gait Deviations are Present Decades after Rotationplasty
16:47 | 409 | Gitte Krebbekx (The Netherlands): Good Quality of Life Three Decades after Rotationplasty
16:50 | Discussion
Chair: Laura Campanacci (Italy)
14:00 | 330 | Introductory lecture | Airon Vince Calica (Philippines): Biological Reconstruction in Osteosarcoma: A Systematic Review Comparing Pasteurization and Liquid Nitrogen Cryotherapy for Recycled Autografts
14:10 | 160 | Naoki Oike (Japan): Very Long-Term Outcomes of Limb Reconstruction Using Intraoperative Extracorporeal Irradiated Autografts for Musculoskeletal Tumors
14:13 | 189 | Mirka Buist (The Netherlands): Patient-Specific Implants for Joint-Sparing Reconstruction of Segmental Tibial and Femoral Defects: Systematic Literature Review and Introduction of a Classification Framework
14:16 | 191 | Praveen Gupta (India): Extra Corporeal Radiotherapy for Biological Limb Salvage; A Wise Augmentation to Strengthen the Recycled Bone can Improve Outcomes without Affecting the Histopathology
14:19 | 277 | Masood Umer (Pakistan): Skeletal Reconstruction by Autoclaved Tumor Bone after Sarcoma Resection; Outcomes from a Single Centre Orthopedic Registry
14:22 | Discussion
14:30 | 464 | Pudit Patcharathiwat (Thailand): Are Survivorship and Complications of Pasteurized Autograft-Prosthesis Composite Comparable to those of Endoprosthesis Following Limb-sparing Surgery around the Knee?: A Propensity Score Weighting Study
14:33 | 485 | Puneet Yadav (India): Mid Term Clinical and Radiological Outcomes of Knee Arthrodesis using Nail-plate Cement Spacer following Wide Resection of Malignant and Benign Aggressive Tumors around the Knee
14:36 | 519 | Marwan Elsayed Mandor (Qatar): Combined Modified Capanna and Masquelet Techniques for Managing Femur Bone Defects after Tumor Resection
14:39 | 523 | Shalin Patel (United States): Financial Toxicity in Patients with Localized Pelvic Primary Bone Sarcomas Treated with Hemipelvectomy
14:42 | Discussion
14:50 | 620 | Fathin Kaldani (Indonesia): Osteoarticular Resection with Cryosurgery in Osteosarcoma: Clinical Outcomes and Joint Preservation Analysis
14:53 | 629 | Osman Emre Aycan (Turkey): Clinical Outcomes of Tumor Endoprosthetic Stem Augmentation with Liquid Nitrogen Recycled Autograft for Malignant Bone Tumors
14:56 | 663 | Marcio Moura (Brazil): Internal Hemipelvectomy 45 Patients Treated with Biological Reconstruction using Recycling Bone Tumor with Liquid Nitrogen
14:59 | 794 | Malissa Saengtubtim (Thailand): Does double plate fixation allow immediate full-weight bearing for biological reconstruction following limb-sparing surgery of the lower limb?
15:02 | Discussion
15:10 | 896 | Mohamed Abdelhamid (Egypt): Distal Tibial Resection and Reconstruction with Pedicled Vascularized Fibular Graft for Malignant Bone Tumors: Functional and Oncologic Outcomes
15:13 | 902 | Pannin Thanapipatsiri (Thailand): Long-term Outcomes and Complications of Irradiated Osteoarticular Allograft Reconstruction in Musculoskeletal Tumors
15:16 | 980 | Mahmoud Smida (Tunisia): Revascularization of non-vascularized bone autograft by preserved periosteum after resection of high-grade malignant bone tumors in children—a new biological reconstruction technique
15:19 | Discussion
Chairs: Walid Ebeid (Egypt) – Koichi Ogura (Japan)
Lorem ipsum
11:00 | 87 | Introductory lecture | Xiaodong Tang (China): En Bloc Resection for Primary Malignant Tumors of the Mobile Spine: Survival, Recurrence and Complications
11:10 | 109 | Humaid Al Farii (Oman): Spine Cord Compression with Neurological Deficit; What Delay is a Delay for Surgical Decompression?
11:13 | 179 | Haomiao Li (China): En Bloc Resection of Tumors in Thoracic and Lumbar Spine using the “Rotation-Reversion” Technique: Technique Notes and Outcomes
11:16 | 255 | Takeshi Morii (Japan): Treatment Strategies for Spinal Giant Cell Tumor of Bone: Data from the Japanese Musculoskeletal Oncology Group
11:19 | 366 | Jie Zang (China): Navigated Sacroiliac Joint (SIJ) “Sandwich” Osteotomy for En Bloc Resection of Sacral Malignant Tumors
11:22 | Discussion
11:30 | 595 | Charles Court (France): Postoperative Complication Profiles following En Bloc Resection of Spinal Tumors: A Systematic Review and Meta-Analysis
11:33 | 666 | Charlie Bouthors (France): S3 and Above En Bloc Sacrectomy for Chordoma: An Anterior Endoscopic Release to Reduce Morbidity without Compromising the Oncological Results
11:36 | 683 | Jichuan Wang (China): Standardized Protocols for Posterior-only En Bloc Sacrectomy: A Surgical Classification-based Approach for Primary Sacral Malignancies
11:39 | 736 | Zhiqiang Zhao (China): Modified Spinopelvic Fixation with a Novel Three-dimensional-printed Element following Total Sacrectomy for Patients with Sacral Tumours
11:42 | Discussion
11:50 | 786 | Tiao Lin (China): Managements in Wound Complications after Wide Resection of Patients with Sacral Tumors
11:53 | 865 | Jinchang Lu (China): Surgical technique and outcomes for tumors simultaneously involving the thoracic vertebrae and posterior chest wall
11:56 | 882 | Jinchang Lu (China): The efficacy and safety of vertebroplasty prior to separation surgery in reducing intraoperative blood loss: a preliminary report
11:59 | 883 | Jinxin Hu (China): Comparative effectiveness of 3D-printed artificial vertebral body and titanium mesh cage for anterior reconstruction of bone defects following total en bloc spondylectomy: a dual center retrospective study
12:02 | Discussion
12:10 | 928 | Brooke Crawford (United States): Are Tumoral Biomarkers Associated with Pathologic Fracture Risk and Lesion Characteristics in Skeletal Metastases from Breast and Prostate Cancer
12:13 | 977 | Angela Mercurio (United States): Chemoradiation impact on bony union in vascularized fibula grafts for spinopelvic reconstruction: A 26-year review
12:16 | 979 | Hagen Fritzsche (Germany): Oncologic and surgical outcome and quality of life after mono- vs. multilevel en bloc spondylectomy in patients with spinal tumors
12:19 | 995 | Masoud Mirkazemi (Iran): Sacrectomy for Sacral Tumors with or Without Lumbopelvic Fixation: Impact of Resection Level on Functional Outcomes
12:22 | Discussion
Chairs: Luis Alberto Aponte-Tinao (Argentina) – Santiago Lozano-Calderón (United States)
09:00 | 145 | Introductory lecture | Francisco Principe (Argentina): Forty Years of Experience in Proximal Tibial Bone Transplantation: Results from a Single Center
09:10 | 142 | Fabrice Scheurer (Switzerland): Frequency of Implant-Associated Infection and Associated Risk Factors Following Osseous Allograft Treatment: A Retrospective Analysis
09:13 | 327 | Katsuhiro Hayashi (Japan): Risk Factors for Multiple Additional Surgeries and their Impact on Final Clinical Course after Reconstruction using Tumor-Bearing Frozen Autografts
09:16 | 368 | Charles Abraham Villamin (Philippines): Extracorporeal Irradiation vs Liquid Nitrogen Treatment of Tumor-Bearing Autografts for Limb Reconstruction after Primary Malignant Musculoskeletal Tumor Resection: A Systematic Review of Literature
09:19 | 184 | Han Wang (China): External Fixator-Driven Soft Tissue Distraction for Limb Lengthening for Children with Lower Extremity Malignancies after Limb-Salvage Surgery: A preliminary study
09:22 | Discussion
09:30 | 460 | Khalil Farooque (Pakistan): Free Vascularized Fibular Graft in Patients for Oncological Reconstruction of Humerus: Surgical Technique and Results
09:33 | 468 | Lukáš Pazourek (Czech Republic): Intercalary Allograft Reconstruction after Bone Tumor Resection: A Long-term Experience from a Sarcoma Center
09:36 | 487 | Charukit Siritham (Thailand): Frozen Autograft Reconstruction in Primary Bone Tumors: Are we Achieving Durable Limb Salvage?
09:39 | 615 | Ferdiansyah Mahyudin (Indonesia): Oncologic, Radiologic and Functional Outcomes of Cryosurgery for Osteosarcoma: Biological Reconstruction using Recycled Bone
09:42 | Discussion
09:50 | 831 | Kousik Nandy (India): Functional and oncological outcome analysis following biological reconstruction in extremity sarcoma – experience from a single tertiary cancer care centre in eastern India
09:53 | 635 | Berksu Polat (Turkey): Frozen Hotdog Reconstruction for Segmental Defects after Lower Extremity Bone Sarcoma Resection: Functional, Radiological and Oncological Outcomes
09:56 | 748 | Ebenezer Asirvatham (India): Microsurgical Reconstruction for Megaprosthesis with Large Soft Tissue Defects of the Knee and Functional Augmentation of the Extensor Mechanism: A Case Series
09:59 | 495 | Vishnu Ramanujan (India): Clinical and Radiological Results of Vascularized Free Fibular Epiphyseal Transfer after Proximal Humerus Resection in Children
10:02 | Discussion
10:10 | 793 | Kathryn Dickson (United Kingdom): Vascularised fibular epiphyseal transfer for upper-limb salvage: A review of 10 years of experience
10:13 | 805 | Hüseyin Kaya (Turkey): Reconstruction of the Extensor Mechanism with Extracorporeally Irradiated Autograft after around Knee Resection
10:16 | Discussion
Chairs: Claudia Di Bella (Australia) – Frank Traub (Germany)
Lorem ipsum
17:00 | Introductory lecture | Peter Rose (United States): From bench to bedside
17:10 | 67 | Qianyu Shi (China): Platelet-derived TGF-β initiates a neutrophil HIF-1α/NETs positive feedback loop driving osteosarcoma intratumoral hypoxia and lung metastasis
17:13 | 122 | Leilei Xu (China): Integrated Analysis of Multi-Omics Data Revealing Novel Molecular Pathway Associated with Bone Mass Loss in Osteosarcoma Patients Treated by Neoadjuvant Chemotherapy
17:16 | 125 | Yucheng Fu (China): EGLN3 Enhances Osteosarcoma Proliferation and Metastasis Through the Upregulation of Glycolytic Pathways
17:19 | 295 | David Geller (United States): Advanced Transcriptomic Analysis of Spp1 in Osteosarcoma: A Potential New Therapeutic Target?
17:22 | 329 | Sophie Cox (United Kingdom): Developing Bioinspired Alloys to Tackle Clinical Challenges of Metallic Prostheses
17:25 | Discussion
17:35 | 549 | Cheng-Yo Lai (Taiwan): Survival Prediction in Patients with Pelvic Bone Metastases Using SORG-MLA (Skeletal Oncology Research Group Machine-Learning Algorithms)
17:38 | 622 | Chenglong Chen (China): ITGB6 Promotes Osteosarcoma Lung Metastasis by Enhancing ECM-Receptor Interaction Through Activation of the TGF-β Pathway
17:41 | 642 | Feiyang Qi (China): Paired Single-cell Profiling defines a Nine-gene Neoadjuvant Chemoresistance Signature and PI3K Vulnerability in Osteosarcoma
17:44 | 898 | Minal B Shivaprakash (India): Hydro-lubrication assisted neurovascular and soft tissue dissection using a periosteal elevator: an atraumatic technique for surgical dissection
17:47 | 312 | Jong Woong Park (South Korea): Mechanical Integrity of 3D-Printed Internal Threads for Modular Orthopedic Implants: Proposing a Quantitative Threshold for Precision Modularity
17:50 | Discussion
Chairs: Joseph Benevenia (United States) – Hans Roland Dürr (Germany)
16:00 | Introductory lecture | TBA
16:10 | 41 | Lester Chan (Singapore): Frozen Liquid Nitrogen Ethanol Composite (FNEC) for Giant Cell Tumour of Bone (GCTB). From Bench to Clinical Practice: Results from an Ex Vivo Porcine Bone Model and Mid-Term Clinical Series
16:13 | 178 | Haobin Su (China): Saline-Coupled Bipolar Sealer as a Novel Adjuvant for Intralesional Curettage of Giant Cell Tumor of Bone: A Retrospective Cohort Study
16:16 | 452 | Prakash Nayak (India): Does Preoperative Denosumab for Resection of GCT of Bone Around Knee, Reduce Blood Loss, Tumor Contamination and Local Relapse: A Retrospective and Temporal Institutional Cohort Study
16:19 | 496 | Yuki Aibara (Japan): Denosumab Monotherapy for Giant Cell Tumor of Bone: A Multi-institutional Study by the Japanese Musculoskeletal Oncology Group
16:22 | 816 | Omar Aldosari (Saudi Arabia): A Multicenter Retrospective Analysis of Prognostic Factors for Local Recurrence in Extremity-Located Giant Cell Tumors of Bone
16:25 | Discussion
16:35 | 1011 | David Fellows (United Kingdom): Management and surveillance of metastatic giant cell tumour of bone
16:38 | 581 | Nong Lin (China): Bone Cement Filling Combined with Plate and Screw Fixation for the Treatment of Displaced Pathological Fractures of the Distal Femur caused by Giant Cell Tumor of Bone
16:41 | 715 | Rajesh Bahadur Singh (India): Validating Extended Curettage and Cement Augmentation with Plate Fixation for Campanacci Grade 3 Giant Cell Tumors: Experience from MPMMCC Varanasi, India
16:44 | 517 | Mishari Alanezi (Saudi Arabia): Malignant Transformation in Denosumab-Treated Giant Cell Tumor of Bone: Rare Event or Underrecognized Risk?
16:47 | Discussion
Chairs: Thomas Hilton (South Africa) – Oleg Vyrva (Ukraine)
14:00 | Introductory lecture | Claudia Di Bella (Australia): Women in surgery
14:10 | 92 | Bilgehan H. Cevik (Turkey): Max-Ti Antiprotrusio Cages in Periacetabular Metastatic Bone Disease: Experience from a Single Tertiary Referral Centre
14:13 | 118 | Matthew DiCaprio (United States): The Evolution of Practice Patterns of Early Career Orthopaedic Oncologists in the US: Analysis of 22 Years of the ABOS Part II Case List Database
14:16 | 268 | Amy Zeller (United States): Trends and Burden Composition at the National and Interstate Levels for Malignant Neoplasms of Bone and Articular Cartilage in the United States, 1990-2023
14:19 | 286 | Muhammad Rizqi Adhi Primaputra (Indonesia): Multidisciplinary Management for Bone Sarcoma in Pregnancy: A Systematic Review of Approaches and Clinical Outcomes
14:22 | Discussion
14:30 | 297 | Ali Ijaz Ahmad (Pakistan): Orthopaedic Oncologist–performed Vascularized Fibula Reconstruction for Limb Salvage: Early Outcomes and the Learning Curve in a Resource-Limited Sarcoma Unit
14:33 | 365 | Shea Byrne (United Kingdom): STanmore OutcoMes Project (STOMP) – Preliminary Findings of International Classification of Functioning, Disability and Health (ICF) Outcomes in Sarcoma Survivors
14:36 | 374 | Camila Bedeschi Rego De Mattos (Sweden): COVID-19 and Sarcoma Care in Sweden: Maintained Quality of a Robust Care System but Potential Sex-Based Diagnostic Gap
14:39 | 457 | Prakash Nayak (India): Age, Site–Histology Interaction, Margins and Pathologic Fracture Define Risk in Surgically Treated Chondrosarcoma: A Multi-Institutional Analysis of 850 Patients
14:42 | Discussion
14:50 | 501 | Frank Bevacqua (Australia): Paediatric Endoprosthetic Reconstruction for Lower Limb Tumours: Revision Rates, Aetiology and Associations. A Study from the Australian Orthopaedic Association National Joint Replacement Registry (AOANJRR)
14:53 | 518 | Mishari Alanezi (Saudi Arabia): Beyond the Diagnosis: A 15-Year Multicenter Analysis of Sarcoma Care, Referral Pathways and Survival Outcomes
14:56 | 522 | Oleg Vyrva (Ukraine): Limb Salvage Evolution in Bone Tumor Surgery: Strategic Insights from Personal Experience
14:59 | 592 | Wan Ismail Wan Faisham Numan (Malaysia): Sarcoma Management during Medical Mission in Gaza
15:02 | Discussion
15:10 | 661 | Noel Rex Penaranda (Philippines): Establishing a Cancer (Sarcoma) Care Center: Our Story of Filling the Gaps
15:13 | 773 | Caitlin Bodian (New Zealand): Pattern of Care for Follow-up of Sarcoma after Curative Treatment: A Survey of Sarcoma Specialists
15:16 | 936 | Akshay Tiwari (India): Survival outcomes and prognostic determinants of osteosarcoma in children and adults: an interim analysis of nationwide multicentric retrospective cohort study from India (IMSOS OS-01 / INPHOG-OST-23-01)
15:19 | 946 | Marius Emunds (Germany): Evaluation of Cognitive Workload and Clinical Utility of Preoperative Mixed-Reality Planning in Hemipelvectomy Using HoloLens 2
15:22 | Discussion
Chairs: Davide Donati (Italy) – Isidre Angel Gràcia Alegria (Spain)
11:00 | Introductory lecture | Alexander Lazarides (United States): Readmission rates in sarcoma patiens
11:10 | 1 | Claire Scholte (The Netherlands): Deciphering Intraosseous Cartilaginous Tumours: Comprehensive Insights into Oncological Outcomes of different treatment approaches in a multicentre study (BOOM-ICaTS)
11:13 | 130 | Hanna Liikanen (Finland): Evaluating Outcomes for Metastasized Chondrosarcoma
11:16 | 133 | Oatile Phakathi (Canada): Outcomes of Patients with Primary Bone Sarcoma with Pathologic Fracture: A Retrospective Cohort Study
11:19 | 134 | Maria Antonia Gomez-Sierra (Canada): Outcomes of Limb Salvage Following Unplanned Intralesional Procedures of Primary Bone Sarcomas of The Femur
11:22 | Discussion
11:30 | 168 | Lee Jeys (United Kingdom): Chondrosarcoma in the Elderly: How Age Shapes Treatment and Outcomes
11:33 | 186 | Aaron Gazendam (Canada): Impact of Surgical Margins in Chest Wall Chondrosarcomas: A CanSaRCC Study
11:36 | 224 | Caleb Cummings (United States): Pathologic Hip Fractures Represent a Distinct Oncologic Entity with Increased Surgical Risk
11:39 | 226 | Caleb Cummings (United States): Pain does not uniformly reflect tumor aggressiveness in chondrosarcoma across anatomic sites
11:42 | Discussion
11:50 | 233 | Andrea Angelini (Italy): Does Amputation Improve Survival in Chondrosarcoma? A SEER 2010–2022 Propensity Score–Matched Analysis of Cancer-Specific Survival
11:53 | 241 | Floortje Verspoor (The Netherlands): Management and Outcome of Intracranial Metastases in Sarcoma: A Systematic Review
11:56 | 687 | Nathan Donaldson (United States): Geographic Disparities in Surgical Management of Pediatric and AYA Bone Sarcomas: An NCDB Review
11:59 | 743 | Mandip Shah (India): Do We Really Need a Bony Reconstruction after Distal Fibula Resection? A Retrospective Analysis of 13 Patients Undergoing Peroneal Tendon to Fibula Stump Tenodesis
12:02 | Discussion
12:10 | 616 | Noel Rex Penaranda (Philippines): Backpack Orthopedic Oncology: Limb‑salvage Procedures for Resource‑limited Practice
12:13 | 682 | Karim Masrouha (United States): Socioeconomic Status-driven Outcome Differences in Pediatric Bone Cancers
12:16 | Discussion
Chairs: Shintaro Iwata (Japan) – Maya Niethard (Germany)
09:00 | Introductory lecture | Steven Thorpe (United States): The value of intraoperative margin sampling in soft tissue sarcoma
09:10 | 3 | Juan Barriga (Canada): Marginal Excision of Extremity Dedifferentiated Liposarcoma without Radiation may be Safe in Select Patients
09:13 | 32 | Bernd Golja (Austria): Local recurrence in soft tissue sarcoma. Frequency and prognostic relevance of “upgrading” – a retrospective study
09:16 | 40 | Aaron Gazendam (Canada): The Impact of Perilesional Tails in Myxofibrosarcoma Resection Margins and Oncologic Outcomes
09:19 | 90 | İbrahim Halil Demir (Turkey): Preoperative endovascular embolization in malignant soft tissue tumors: A comparative study
09:22 | Discussion
09:30 | 305 | Shinn Kim (South Korea): Anatomic Presentation Strongly Influences Local Control in Myxoid Liposarcoma
09:33 | 317 | Youngkeun Lee (South Korea): Ultrasound-Guided Wide Excision of Myxofibrosarcoma: Impact on Surgical Outcomes and Recurrence Rates
09:36 | 458 | Emmy Nyqvist (Sweden): Early Wound Complications after Soft Tissue Sarcoma Surgery are Associated with Increased Risk of Local Recurrence and Death
09:39 | 247 | Mohamed Hafizudin Abudllah Sani (Malaysia): Predictive MRI Features in the Differentiation of Lipoma and Atypical Lipomatous Tumor: A Diagnostic Performance Study
09:42 | Discussion
09:50 | 539 | Ilkyu Han (South Korea): Late Local Recurrence of Soft Tissue Sarcoma of the Extremities and Trunk Wall: Predictive Factors and Oncologic Outcomes
09:53 | 551 | Emily Peairs (United States): Synovial Sarcoma Involving Nerves: High Rate of Misidentification as Benign Tumors
09:56 | 643 | Kia Teng Lim (Singapore): Does Local Recurrence of Soft Tissue Sarcomas Occur at the Site with the Closest Primary Surgical Resection Margin?
09:59 | 664 | Soichiro Sakai (Japan): Does the Anatomical Relationship to the Skin and Fascia Influence the Risk of Distant Metastasis in Subcutaneous Soft Tissue Sarcoma?
10:02 | Discussion
10:10 | 762 | Amr Hesham (Egypt): Major Vascular Resection to Achieve Wide Margins in ِExtremity Sarcoma: Oncological Justification without Compromising Limb Survival
10:13 | 949 | Kristin Hinton (Canada): Local recurrence and overall survival following staged- and unstaged-coverage of myxofibrosarcoma resection
10:16 | 974 | Angad Bedi (The Netherlands/ United States): Extended Five-Year Follow-Up of Vacuum-Assisted Closure Temporization for Myxofibrosarcoma
10:19 | 1009 | David Fellows (United Kingdom): Outcomes, Management and Predictors of Soft Tissue Sarcoma Recurrence
10:22 | Discussion
Chairs: Kista Goulding (United States) – Karim Masrouha (United States)
Educational committee
17:00 | Francis Y. Lee (United States): Biomechanical, Onco-Biology, and Clinical Outcomes of Minimally Invasive Management of Skeletal Metastases
17:10 | Santiago Lozano-Calderón (United States): Photodynamic nails in the management of metastatic bone disease: Minimally invasive techniques
17:20 | Tomas Zamora (Chile): Algorithms and Practical Points When Deciding to Perform Percutaneous Minimally Invasive Treatment for Metastatic Lesions
17:30 | Brooke M. Crawford (United States): Difficulties and considerations when performing percutaneous procedures for skeletal metastatic disease
17:40 | Case based discussion/lecture and Informational lectures
Chairs: Francisco Linares (Colombia) – Santiago Lozano-Calderón (United States)
16:00 | Duncan Whitwell (United Kingdom): Challenges and Limitations in Sarcoma Care in Developing Countries
16:12 | David Wood (Australia): Resource Stratified Guideline for Optimization of Sarcoma Care in Developing Countries: The Experience in the Asia-Pacific Region
16:24 | Case Experiences: Introductions with Juan Pablo Zumárraga (Ecuador)
16:27 | Reshwin Rajan (Fiji): South America
16:32 | Ermias Gizaw Hailemeskel (Ethiopia): Africa
16:37 | TBA: Asia
16:42 | Muhammad Ather Siddiqi (Pakistan): Middle East
16:47 | Discussion and questions
Chairs: Gerhard Hobusch (Austria) – Valerae O. Lewis (United States)
Educational Committee
14:00 | TBA: Novel techniques in amputation
14:12 | James Flint (United States): Osseointegration: The οther Limb Salvage
14:24 | Rickard Brånemark (United States): OI – The vision and future aspects
14:36 | Ajay Puri (India): Rotationplasty – When is it indicated?
14:48 | Peter Bekkering (The Netherlands): The degree of physical activity and participation in sport after amputation and rotationplasty as a result of a malignant bone tumour in childhood
15:00 | Discussion
Chairs: John Healey (United States) – Thomas Baad-Hansen (Denmark)
11:00 | Keynote lecture | Minna Laitinen (Finland): Metal Ion Release in Orthopaedic Oncology: What Do We Know, and What Remains Unknown?
11:10 | Sarah Freund (Denmark): Monitoring practices – How Do We Monitor Metal Ion Levels? Insights from the GAIIMES Survey
11:17 | Matthew Houdek (United States): Mechanisms of metal ion release – Where Do the Ions Come From? Mechanical and Material Sources of Release
11:24 | Hans Roland Dürr (Germany): Clinical impact of metal ions – From Ions to Illness: Adverse Events Linked to Metal Ion Release
11:31 | Stefan Rakete (Germany): Toxicological Perspectives – Systemic Metal Ion Exposure: Lessons from Toxicology and Occupational Medicine
11:38 | Thomas Baad-Hansen (Denmark): Case-based clinical decision making – Managing Elevated Cobalt: What Would You Do?
11:45 | Magdalena Maria Gilg (Austria): Future Monitoring, Consensus, and Research Priorities – Towards 2030: Standardizing Metal Ion Monitoring and Building Consensus
11:52 | Panel discussion and audience Q&A
Chairs: Joanna Szkandera (Austria) – Masood Umer (Pakistan)
09:00 | Benjamin Miller (United States): Introduction
09:05 | Adam Levin (United States): What have we learned from sarcoma registries?
Best registry-focused abstracts from ISOLS abstract submission
09:15 | | 238 | Thomas Hilton (South Africa): High Rates of Metastatic Disease and Amputations in Conventional Osteosarcomas: Analysis of 53 Patients from the First Sarcoma Registry in South Africa
09:20 | 322 | Masood Umer (Pakistan): Data Outcomes from a Hospital-based Orthopedic Tumor Registry of Karachi, Pakistan
09:25 | 503 | Frank Bevacqua (Australia): Paediatric Distal Femoral Tumour Megaprostheses: Revision Rates, Failure Aetiology and Survivorship from the Australian Orthopaedic Association National Joint Replacement Registry
09:30 | 658 | Sonja Kristín Kjartansdóttir (Sweden): Improved Survival after Treatment for Soft Tissue Sarcoma since the Introduction of the Standardised Care Pathway in Sweden
09:35 | Discussion
09:45 | Update on International Sarcoma Registry Work Group
Benjamin Miller (United States): Survey results
Ashish Gulia (India): Future modules
Marcos Galli Serra (Argentina): Authorship and participation
Benjamin Miller (United States), Joanna Szkandera (Austria): Interim project updates
136 | Benjamin Miller (United States): Benefits and Barriers for Sarcoma Registries: Survey Results from the International Sarcoma Registry
137 | Benjamin Miller (United States): Global variation in sarcoma presentation: The first project of the International Sarcoma Registry
203 | Adam Levin (United States): Comparison of Sarcoma Biopsies between Referral Centers and Treating Centers: An Analysis of the Musculoskeletal Tumor Registry (MSTR)
10:15 | Session with audience engagement
Luke Johnson (Australia), Eric Staals (Italy)
Chairs: Peter Rose (United States) – Han-Soo Kim (Rep. of Korea)
16:00 | Paul Jutte (The Netherlands): Which margin is considered “wide” for bone sarcomas?
16:10 | Tomohiro Fujiwara (Japan): Which margin is considered “wide” for soft-tissue sarcomas? – Practical integration of margin quantity and quality
16:20 | Walid Ebeid (Egypt): Challenges to achieve “wide” margins in periarticular bone tumours of the knee
Difficult Cases & Poll
16:30 | Magdalena Maria Gilg (Austria) – Julia von der Linden (Austria): 2 cases
Chairs: Francis John Hornicek (United States) – Per-Ulf Tunn (Germany)
14:00 | Pietro Ruggieri (Italy): Pelvic sarcomas – The Padova experience
14:10 | Vivek Ajit Singh (Malaysia): Reconstruction techniques following PII pelvic resections
14:20 | Ashish Gulia (India): Biological reconstructions following internal hemipelvectomy
14:30 | Vineet John Kurisunkal (United Kingdom): The 10 most important BOOM findings
14:40 | Wei Guo (China): Outcomes with custom-made 3D printed hemipelvic reconstructions
14:50 | Arne Streitbürger (Germany): Why we avoid megaprosthetic reconstruction following pelvic resection
DEBATE 4: To close or not to close the ring? (Live Polling)
15:00 | Lee Jeys (United Kingdom): To close or not to close the ring? – Yes!
15:07 | Daniel Kotrych (Poland): To close or not to close the ring? – No!
15:14 | Discussion
Chairs: Eduardo Botello (Chile) – Domenico Andrea Campanacci (Italy)
11:00 | Ayman el Masry (Egypt): Single site osteotomy and frozen autograft for skeletal reconstruction in bone sarcoma management
11:10 | Han-Soo Kim (Rep. of Korea): Sparing the tibial physis: Distal femur hemiarthroplasty and bone lengthening in children
11:20 | Harzem Özger (Turkey): From Lexer and Juvara to Frozen Hotdog: the Istanbul Experience in Biological Reconstruction
11:30 | Andreas Krieg (Switzerland): The Capanna technique in paediatric patients
11:40 | Mikel San-Julián (Spain): Outcomes following reconstruction with the Canadell technique
11:50 | Luis Alberto Aponte Tinao (Argentina): Long-term results of allograft reconstructions
12:00 | Hindiskere Suraj (India): Surgical and oncological results of the telescope allograft technique in endoprosthetic reconstruction of the distal femur in children with a short proximal femur segment
Difficult Cases & Poll
12:10 | Marisa Valentini (Austria) & Valentin Gruber (Austria): 2 cases
Chairs: Eduardo J. Ortiz-Cruz (Spain) – Andreas Krieg (Switzerland)
09:00 | Rob Pollock (United Kingdom): Megaprostheses in paediatric patients – Indications and limits
09:10 | Eric Mascard (France): Vascularised vs. non-vascularised fibula in the paediatric patient
09:20 | Joseph Benevenia (United States): Indications and outcomes of allograft reconstructions in the paediatric patient
09:30 | Laura Campanacci (Italy): Hemiarthroplasty in very young children
09:40 | Odion Binitie (United States): Results and complications of growing prostheses in paediatric patients
09:50 | Michiel van de Sande (The Netherlands): The paediatric sarcoma patient – Just a tiny adult?
10:00 | Nadine Williams (United States): Management of paediatric patients beyond surgery
Difficult Cases & Poll
10:10 | Christoph Hofer (Austria) & Anna Hohensteiner (Austria): 2 cases
Basic Science I
Chair: Julia von der Linden (Austria)
800 | Vikas Bachhal (India): Can Micro RNAs (miR-22, miR-301a and miR-584) predict Chemoresistance in Osteosarcoma? – An observational study.
141 | Vasileios Apostolopoulos (Czech Republic): Implant Survival and Failure Patterns of Cemented Custom-Made Tumor Knee Endoprostheses after Distal Femoral Resection
111 | Zhenyu Cai (China): Mechanism of LRRC15 in Promoting Malignant Progression of Osteosarcoma
60 | Zhenfeng Duan (United States): Inhibition of the glucose transporter type 1 (SLC2A1/GLUT1) impairs chondrosarcoma growth and survival
43 | Chiara Gassner (Austria): Treatment of sarcomas with particle therapy. Retrospective, multicentre study of clinical and oncological outcomes in Austria
207 | Hideyuki Kinoshita (Japan): Redox Homeostasis as a Key Regulator of Tumor Progression in Epithelioid Sarcoma: Implications for Novel Therapeutic Strategies
80 | Hans Roland Dürr (Germany): Pathological deviation of gait pattern after megaprostheses implantation in the knee joint. Analysis.
215 | Andreas Leithner (Austria): MET/ALK Inhibition Enhances Carbon Ion Radiation Response in Sacral Chordoma Cells
693 | Aanchal Bhatia (India): Mid to Long Term Psychological Outcome in Sarcoma Survivors is Independent of Functional Outcome
161 | Blas Vargas (Chile): Primary Malignant Musculoskeletal Tumor Mortality Trends in Chile (1997–2022)
123 | Leilei Xu (China): Novel Oncogene COL8A1 Contributes to the Proliferation and Invasion of Osteosarcoma Cells Possibly via Interaction with EGFR
Biological Reconstructions I
Chairs: Humaid Al Farii (Oman) – Elisa Pala (Italy)
389 | Mariel Spense (Argentina): Intercalary Allograft Reconstruction of the Femur for Malignant Bone Tumours. Functional Outcomes and Complications
138 | Qiyuan Bao (China): The Outcomes of En-bloc tumor Resection with Neurovascular Reconstruction for Limb Salvage in Locally Advanced Bone and Soft Tissue Sarcoma
564 | Cecilia Belzarena (United States): Implementing Liquid Nitrogen for Biological Reconstruction from Scratch: Practical Setup, Surgical Pearls and Lessons Learned
569 | Cecilia Belzarena (United States): Reconstructing the Irreparable: A Novel Approach to Femoral Head Defects after Chondroblastoma Curettage
430 | Muni Srikanth Iytha (India): Cryoablation in Recurrent Adamantinoma of the Tibial Diaphysis in a Pediatric Patient – A Case Report
128 | Yusei Katsuyama (Japan): Risk Factors Associated with Delayed Bone Union after Reconstruction Using liquid Nitrogen–Treated Autografts Following Tumor Resection
183 | Adyb – Adrian Khal (Romania): Stability over Mobility: Vascularized Fibular Graft Arthrodesis for Complex Proximal Humerus Oncologic Reconstruction
271 | Nong Lin (China): Induced Membrane Technique versus Liquid Nitrogen–Treated Recycled Autograft Combined with Free Vascularized Fibular Graft for Reconstruction of Femoral Defects after Resection of Malignant Tumors: A Comparative Study of Two Biological Reconstruction Meth
393 | Jiri Lorenc (Czech Republic): Femoral Head Epiphyseo-Separation and Vascularized Fibular Autograft Reconstruction for Proximal Femur Ewing Sarcoma: A 12-year Follow-up
116 | Shinji Miwa (Japan): Graft survivals after reconstruction using tumor-bearing frozen bone in the extremities
1007 | Bugra Alpan (Turkey): Limb salvage outcomes following periacetabular resections in pediatric and adolescent patients
372 | Andrea Sambri (Italy): Graft Infections in Biologic Reconstrustions in the Oncologic Setting: Preliminary Results of a Multicentric Study
285 | Xiaobo Yan (China): Comparative Study of Segmental Prosthesis Combined with Allogeneic Bone Plate and Flanked Segmental Prosthesis in the Treatment of Femoral Shaft Tumor Defects after Resection
607 | Ilyas Rafi (Pakistan): Outcomes of Biological Reconstruction with Liquid Nitrogen-treated Bone in Bone Sarcomas in Developing Countries
Bone Sarcoma I
Chairs: Patricio Alfaro (Chile) – Zeeshan Khan (Pakistan)
333 | Mohammed Arafah (Saudi Arabia): Tranexamic Acid and Tourniquet Use in Osteosarcoma Resection and Reconstruction: A Retrospective Study
211 | Won-Jong Bahk (South Korea): Differentiation of Enchondroma and Low-Grade Chondrosarcoma of the Hand: A Clinicoradiologic–Pathologic Study
88 | İbrahim Halil Demir (Turkey): Malignancy in Cartilage Tumors Predict By Inflammatory Markers
284 | Jorinde Denissen (The Netherlands): Physical Therapy Protocols for Patients with a Megaprosthesis after Bone Tumor Resection
21 | Khalil Farooque (Pakistan): Comparative Evaluation of Mega Prostheses for Proximal Tibia and Distal Femur Sarcoma Reconstruction: Clinical Outcomes and Complications in a Retrospective Cohort Study
37 | Yucheng Fu (China): The Prognostic Value of Pretreatment Complete Blood Count Parameters in Primary Osteosarcoma: A Multicenter Study of 449 Cases after Limb-Salvage Surgery
476 | Magdalena Maria Gilg (Austria): Is Core Needle Biopsy Tract Resection Mandatory in Sarcoma Patients? A Cross-sectional Survey of Orthopaedic Oncologists’ Practices
152 | Phakamani G Mthethwa (South Africa): Progression of Conventional Osteosarcoma of the Appendicular Skeleton on Adjuvant Chemotherapy: Single-Centre Results of 3-year Minimum Follow-up within South Africa
176 | Phakamani G Mthethwa (South Africa): Prognostic Factors for Overall Survival of Conventional Osteosarcoma of the Appendicular Skeleton within a Single-Centre South Africa
943 | Akshay Tiwari (India): A Structured NGO-Supported Care Pathway for Paediatric Bone and Soft-Tissue Sarcomas in India: A Multicentre Model to Improve Equitable Access, Limb-Salvage, and Survival Outcomes
129 | Karoline Schwarz (Austria): Iatrogenic Tumor Cell Seeding Following a Pathologic Fracture in an Undiagnosed Osteosarcoma: A Case Report
68 | Qianyu Shi (China): Detection of Molecular Residual Disease in Osteosarcoma using Circulating Tumor DNA
306 | Yasunori Tome (Japan): Impact of Recurrence and Metastasis Timing on the Prognosis of Osteosarcoma
213 | Anna Cooper (United States): Innovative Large-Gap Nerve Reconstruction during Limb-Salvage for Recurrent Popliteal Osteosarcoma requiring Tibial Nerve Resection
100 | Shoufeng Wang (China): Biological reconstruction of bone defect after resection of osteosarcoma in distal tibia
313 | Hüseyin Yusuf Yildiz (Turkey): Evaluation of the Functional Results of Reconstruction with Endoprosthesis for Distal Femur and Proximal Tibia Primary Musculoskeletal Tumors
Bone Sarcoma II
Chairs: Christian Pauritsch (Austria)
548 | Sumin Jeong (United States): Size-Stratified Chemotherapy Effects in Soft Tissue Sarcomas: A Propensity Matched Cohort Analysis
516 | Mishari Alanezi (Saudi Arabia): Which comes First In Osteosarcoma Management, Chemotherapy or Surgery? A Systematic Review and Meta-analysis of Oncological Outcomes
494 | Mouli Edward (Indonesia): Neglected Case of Osteosarcoma II B on the Distal Right Femur with Ulcer Penetrating Both Sides of the Left Thigh
515 | Odion Binitie (United States): Area Deprivation Index Impact on Adolescents and Young Adults with Bone Sarcoma
702 | Ezekiel Dingle (United States): Trivariate Spline Modeling of BMI-operative Time-hematocrit Interactions for Transfusion Risk Prediction in Sarcoma Surgery
770 | Mohammad Halawani (Saudi Arabia): Reconstruction of the Distal Fibula with a Trevira Tube following Oncologic Resection: A Case Series
751 | Anna Hohensteiner (Austria): Leiomyosarcoma of Bone – A Single Center Experience with 19 Cases of a Rare Entity
739 | Mustafa Onur Karaca (Turkey): Impact of Histological Grade and Surgical Margin Status on Outcomes in Low-grade Osteosarcoma: A Retrospective Cohort Study
572 | Taisuke Matsuyama (Japan): World’s First Case of De-differentiated Adamantinoma with Osteosarcomatous Differentiation: A Novel Two-stage Reconstruction Strategy using a Temporary Arteriovenous Shunt
732 | Oluwaseyi Idowu (Nigeria): Diagnostic Value of Inflammatory Markers in Primary Bone Sarcomas
645 | Noel Rex Penaranda (Philippines): Unique Capabilities of Rotationplasty Demonstrated in Two Rare Pediatric Cases
588 | Haijie Liang (China): SKP2 Marks Immune Exclusion and Predicts Checkpoint Outcomes: Pan-cancer Multi-omics with in Vivo Validation in an Immunocompetent Osteosarcoma Model
507 | Zachary Reuter (United States): Lateral Knee Reconstruction after Complex Tumor Resection: A Retrospective Case Review of Patients with Tumors of the Proximal Fibula and Surrounding Soft Tissues
737 | Abigail Tud (Philippines): Pathological Fracture in Localized High Grade Osteosarcoma: Limb Salvage or Amputation?
604 | Arvid Von Konow (Sweden): No Survival Benefit following Implementation of Standardized Care Pathway for Bone Sarcoma in Sweden
Infections I
Chairs: Mariel Spense (Argentina)
514 | Omar Aldosari (Saudi Arabia): Two-stage Management of Prosthetic Infection after Pediatric Total Femur Replacement: Custom 3D‑printed Mold and Antibiotic Cement Spacer Enabling Limb Salvage
85 | Lorenzo Andreani (Italy): Limb Salvage in Large Segmental Bone Infections Using Hand-Made Antibiotic-Loaded Megaspacers: Surgical Technique and Early Outcomes
701 | Joseph Benevenia (United States): Management of Complications in Patients Treated with Photodynamic Polymer Stabilization for Metastatic Bone Disease
812 | Mattie Raiford (United States): Does Adding Calcium Sulfate Beads Lead to Higher Treatment Success Rates in Megaprosthetic Joint Infections?
391 | Alex Hayden (United States): Surgical Management of Infected Tumor Endoprostheses: Survivorship and Mid-term Implant Prognosis
13 | Christina Enciso Holm (Denmark): Evaluation of Zimmer® Segmental distal femur mega-prostheses: Patient survival, Surgical Outcomes and Functional outcome
650 | Hyun-Soo Kim (South Korea): Clinical Outcome of Periprosthetic Infection after Tumor Reconstruction
157 | Cail Aleksei Lingatong (Philippines): Outcome of Delayed Conversion from Arthrodesis to Megaprosthesis in Patients with Osteosaroma Around the Knee: A Case Series
922 | Tomas Zamora (Chile): How Durable Are Lower Extremity Megaprostheses? Mid- and Long-Term Revision-Free Survival and Predictors of Failure from a Contemporary Institutional Cohort
638 | Berksu Polat (Turkey): Surgical Management and Risk Factors of Stem Breakage in Megaprosthetic Limb Salvage: The “Extended Osteotomy” Technique and the Impact of Stem Diameter
170 | Sarah Tepper (United States): Factors Related to Aseptic Loosening in Endoprosthetic Reconstruction of the Proximal Tibia
196 | Pietro Ruggieri (Italy): Megaprosthetic Reconstruction for Limb Salvage in Complex Oncologic and Non-Oncologic Lower Limb Revisions
429 | Marisa Ulrich (United States): Inflammatory Markers in Periprosthetic Joint Infection of Tumor Endoprostheses versus Primary Arthroplasty: A Matched Comparison
72 | Marisa Valentini (Austria): Hydatid cysts in the musculoskeletal system: Retrospective case analysis and overview of Austrian epidemiology
46 | Paweł Łęgosz (Poland): Don’t repeat our mistakes – complications and management of Total Femur Replacement
Pelvic Reconstructions I
Chairs: Mikel San-Julián (Spain) – Miklós Szendrői (Hungary)
159 | Juan Chaustre (Colombia): Surgical Challenges and Reconstruction Outcomes in Hip Osteoradionecrosis: A Ten-Year Experience at a National Cancer Reference Center
163 | Minna Laitinen (United Kingdom): Reducing Complication in Pelvic Resection: An Aggregation of Marginal Gains
469 | Jonathan Forsberg (United States): The Roll Cage: Polyaxial Pedicle Screw and Rod Construct with Total Hip Arthroplasty for Pelvic Reconstruction Technique, Indications and Outcomes
132 | Juan Barriga (Canada): Modular Reconstruction of The Acetabulum in Sarcoma Surgery: A Retrospective Cohort Study
258 | Xiu Wen Ling (Malaysia): Outcome of Type 2 Pelvic Resection and Reconstruction with Acetabular Cage in Malignant Pelvic Tumours: A Case Series and Short-term Review
222 | Malena Redl (Austria): Should the Pelvic Ring be Closed after Tumor Resection? A Systematic Review
406 | Mohd Ariff Sharifudin (Malaysia): Predictors of Major Haemorrhage in Internal Hemipelvectomy: A Focus on Acetabular Involvement
201 | Bruno Terrarossa (Argentina): Incidence of Complications in Pelvic Tumor Resection and Reconstruction Surgery Using 3D Technology
893 | Mohammad Hardian Basuki (Indonesia): The Clinical Decision-Making in Pelvic Metastatic Bone Disease: A Registry-Based Comparison of ISOLS Scores in a Tertiary Oncology Center
890 | Mohammad Hardian Basuki (Indonesia): Hemipelvectomy Functional Outcomes in Pelvic Tumor Patients at Tertiary Referral Centers: A Retrospective Study
225 | Zhaoming Ye (China): Fertility Intentions and Outcomes in Reproductive-aged Women Following Pelvic Tumor Surgery
1022 | Faqi Nurdiansyah Hendra (Indonesia): Clinical Outcomes and Safety of Percutaneous Cement-Augmented Stabilization for Periacetabular Metastatic Lesions: A Systematic Review and Meta-analysis
Soft Tissue Sarcomas I
Chairs: Nadine Williams (United States) – Maria Anna Smolle (Austria)
250 | Anna Cooper (United States): Can we Operate Sooner? Earlier Surgery after Pre-operative Radiation does not Increase Wound Complications in Soft Tissue Sarcoma Care
158 | Brett Bukowski (United States): Perioperative Blood Transfusion and Oncologic Outcomes in Myxofibrosarcoma
165 | Marcos Galli Serra (Argentina): Simultaneous Resection of Synchronous Myxoid Liposarcoma of the Popliteal Fossa and Distal Femur with Limb-Salvage Oncologic Endoprosthetic Reconstruction
193 | Praveen Gupta (India): Impact of Microscopic Margins of Soft Tissue Sarcomas Resected with Curative Margins; A Single Centre Observational Study
73 | Chang-Bae Kong (South Korea): Clinical Impact of Adjuvant Therapy and Prognostic Factors in Localized Myxofibrosarcoma: A Retrospective Single-Center Study with Long-Term Follow-Up
94 | Siu Ming Anderson Leung (Hong Kong): Achieving independent ambulation with ankle-foot orthoses after sciatic nerve sacrifice for high-grade sarcoma: a retrospective analysis
181 | Chiao Yee Lim (Malaysia): A Report of Two Cases – Soft Tissue Sarcomas in Extreme Age Group
126 | Pocholo Iñigo Morales (Philippines): High-Grade Angiosarcoma Arising Beside a Pelvic Orthopedic Implant: A Case Report
254 | R.Lor Randall (United States): The Cost of Surveillance in California: MRI Utilization In Recurrent Extremity Soft Tissue Sarcoma
110 | Himanshu Rohela (India): A Decade of Experience in Soft Tissue Sarcoma with Synchronous Pulmonary Metastases: Prognostic Factors and Long-Term Survival Insights.
776 | Nor Faissal Yasin (Malaysia): Survival and Recurrence in Liposarcoma: Insights from a Single-centre Asian Cohort Study
2 | Emre Tepedelenlioglu (Turkey): Outcome of Soft Tissue Popliteal Sarcomas: 15 Years of Experience
31 | Desirée Dorleijn (Belgium): Multidisciplinary Surgical Meetings in Sarcoma Care: Current Practices and Opportunities for Improvement – A Qualitative Descriptive Pilot Study
242 | Floortje Verspoor (The Netherlands): Planned Versus Unplanned Excision of Soft Tissue Sarcoma: A Systematic Review of Risk Factors, Oncologic Outcomes and Costs
885 | Masami Hosaka (Japan): Experience in multidisciplinary collaborative surgery for malignant tumor arising from the chest wall
259 | Kensaku Yamaga (Japan): Factors Associated with Delayed Referral to a Specialized Center in Soft Tissue Sarcoma
536 | Lena Stojec (Austria): CLCN6-BRAF Gene Fusion Spindle Cell Sarcoma in a Pediatric Patient: A Case Report
692 | Karim Masrouha (United States): Geographic Distance to Treatment Center Influences Demographics and Treatment Patterns in Soft Tissue Sarcoma: A National Cancer Database Analysis
Chairs: Matthew Houdek (United States) – Eric Staals (Italy)
16:00 | 781 | Introductory lecture | Lizz van der Heijden (The Netherlands): Reaching Skeletal Maturity: Surgical Outcomes and Failure Patterns of the Juvenile Tumour System Non-invasive Extendible Implants for Paediatric Extremity Bone Tumours
16:10 | 167 | Minna Laitinen (Finland): Proximal Humerus Bone Sarcomas in Pediatric Patients Under 16 Years: A Retrospective Analysis of Surgical Results and Complications
16:13 | 173 | Khalil Farooque (Pakistan): Limb Salvage Using Non-Expandable Endoprostheses in Skeletally Immature Patients with Sarcoma: A Retrospective Analysis
16:16 | 185 | Han Wang (China): Risk Factors for Stiff Knee Following Mega-Prosthetic Replacement for Malignant Tumors Around the Knee
16:19 | 235 | Costantino Errani (Italy): Complications and Reconstruction Survival of Distal Femur Expandable Prostheses in Children with Primary Bone Tumors
16:22 | Discussion
16:30 | 923 | Michele Boffano (Italy): Allograft–Prosthetic Composite in Pediatric Bone Sarcoma and Surgical Long-Term Outcomes: Our Experience
16:33 | 472 | Eunkyu Yang (South Korea): Long-term Clinical Outcomes of Pediatric Osteosarcoma after Surgical Treatment: A 20-Year Single-Institution Experience
16:36 | 935 | Aaditya Patni (India): Feasibility and Long Term Durability of Long Segment Intercalary Tibia Defects Reconstructed with Pedicled Vascularized Fibula: Are Outcomes Different In Pediatric Vs Adult Patients?
16:39 | 510 | Luis Alberto Aponte-Tinao (Argentina): Massive Bone Allograft use in Pediatric Patients. What to Expect after 10 Years?
16:42 | Discussion
16:50 | 624 | Osman Emre Aycan (Turkey): Predicting Radial Head Dislocation in Hereditary Multiple Osteochondromatosis: A Quantitative Radiologic Approach
16:53 | 676 | Odion Binitie (United States): Outcomes of Upper Extremity Expandable Endoprosthesis in Pediatric Patients
16:56 | 703 | Laura Campanacci (Italy): Hemiarthroplasty in Very Young Children
16:59 | 717 | Margaret Roubaud (United States): Efficacy of Targeted Muscle Reinnervation in Pediatric Oncologic Amputation: A Longitudinal Comparative Study
17:02 | Discussion
17:10 | 763 | Bas Schuitema (The Netherlands): Prevalence and Risk Factors of Persistent and Neuropathic Pain following Resection of Pediatric Extremity Soft Tissue Sarcomas: A Nationwide Cohort Study
17:13 | 774 | Piya Kiatisevi (Thailand): Preserving the Proximal Tibial Epiphyseal Plate with a Tibial Polyethylene Insert and Pasteurized Prosthetic Composite for Distal Femur Osteosarcoma in Children
17:16 | 840 | Kuan-Lin Chen (United States): Contralateral Lower-Limb Growth After Systemic Chemotherapy and Surgery for High-Grade Osteosarcoma in Children: A Retrospective Longitudinal MRI Study
17:19 | Discussion
Chairs: Eric Henderson (United States) – Adyb-Adrian Khal (Romania)
14:30 | 308 | Introductory lecture | Shinn Kim (South Korea): PathFxDx: Deep Learning Model for Differentiating between Neoplastic Pathologic Fracture and Nonpathologic Fracture Using Hip Radiographs
14:40 | 20 | Lorenzo Andreani (Italy): Robot-assisted one-stage combined anterior and posterior approach to sacral chordomas. A new frontier for multidisciplinary surgical treatment
14:43 | 50 | Felipe Murad (Argentina): Can navigation improve the ability to achieve tumor-free margins in extremity bone sarcoma resections?
14:46 | 144 | Fabrice Scheurer (Switzerland): Enhancing Surgical Navigation In Bone Tumour Resection Through Robot-Assisted Guidance: A Proof-of-Concept Study
14:49 | 156 | Şafak Aydın Şimşek (Turkey): Automated Detection and Segmentation of Bone Metastases in Radiographs Using a Transfer Learning-Based U-Net Model
14:52 | 169 | Lee Jeys (United Kingdom): Deep Learning Models for Automated Database Entry from Direct Dictation or Unstructured Text and Chondrosarcoma Outcome Prediction
14:55 | Discussion
15:05 | 197 | Seva Gill (United Kingdom): Agreement between Virtually Planned and Histopathologically Achieved Bony Resection Margins in Complex Bone Tumour Surgery
15:08 | 316 | Man Lung Moses Li (Hong Kong): Mixed Reality: The Future Key to Defining Optimal Soft Tissue Sarcoma Margins Operatively
15:11 | 361 | Yucheng Fu (China): Machine Learning-Based Multimodal Model for Predicting Early Relapse in Osteosarcoma Patients Following Neoadjuvant Chemotherapy
15:14 | 555 | Sumin Jeong (United States): Validating Explainable Artificial Intelligence as a Decision-Support Tool for Mortality Risk Stratification in Pediatric Extremity Sarcoma Surgery
15:17 | Discussion
Chairs: Will Aston (United Kingdom) – Paul Jutte (The Netherlands)
11:00 | 648 | Introductory lecture | Kumaran Rasappan (Singapore): Can we Quantify a Safe Margin to Reduce Local Recurrence in Parosteal Osteosarcomas around the Distal Femur?
11:10 | 89 | İbrahim Halil Demir (Turkey): A comparative analysis of bone and soft tissue hydatid disease: A retrospective cohort study
11:13 | 121 | Masato Fumoto (Japan): Temporary Pubectomy – A Safe Method to Expand Surgical Space for Resection of Large Intrapelvic Tumors: Report of Two Cases
11:16 | 146 | Francisco Principe (Argentina): Massive Bone Allograft Use in Childrens Under 10 Years Old
11:19 | 296 | Hüseyin Yusuf Yildiz (Turkey): Intramedullary Nailing for Subtrochanteric Lesions in Patients with Multiple Metastatic Bone Disease: A Retrospective Cohort and Finite Element Analysis
11:22 | Discussion
11:30 | 304 | Minxun Lu (China): Uncemented Slotted Stem vs. Short Stem for Endoprosthetic Reconstruction in Pediatric Bone Tumor Patients: A Retrospective Analysis of Prosthetic Performance and Functional Outcomes
11:33 | 998 | Mahmoud Smida (Tunisia): Revascularization of non-vascularized bone autograft by preserved periosteum after resection of high-grade malignant bone tumors in children—a new biological reconstruction technique. Surgical video
11:36 | 256 | Jong Woong Park (South Korea): Strategic Integration of Patient-Specific 3D-Printed Components with Conventional Modular Systems for Joint-Preserving Limb Salvage
11:39 | 353 | Minxun Lu (China): A Biomechanical Comparison Between Cement Packing Combined with Extra Fixation and Three-Dimensional Printed Strut-Type Prosthetic Reconstruction for Giant Cell Tumor of Bone in Distal Femur
11:42 | Discussion
11:50 | 929 | Thomas Evans (United States): Why does pelvic chondrosarcoma recur more often? The role of margins, grade, and complications
11:53 | 941 | Ademide Young (United States): Compressive Osseointegration Distal Femur Endoprostheses: Survivorship and Patient Reported Functional Outcomes at Minimum 10-year Follow-up
11:56 | 565 | Francis Lee (United States): Which Patients Require Urgent Stabilization of Periacetabular Metastases? Biomechanical, Clinical and Radiographical Risk Factors for Progression to Pathological Protrusio
11:59 | 955 | Domenico Andrea Campanacci (Italy): Limb salvage surgery for soft tissue sarcomas. The outcomes of 34 vascular by-passes.
12:02 | Discussion
Chairs: Shea Bryne (United Kingdom) – Shintaro Iwata (Japan)
09:00 | 467 | Introductory lecture | Lee Zuckerman (United States): Evaluation of Burnout, Moral Distress and Moral Injury in Musculoskeletal Oncology Physicians
09:10 | 65 | Marisa Valentini (Austria): Total femur replacement: function, quality of life and gait. A multicentric EMSOS Study
09:13 | 273 | Eric R. Lovin (Indonesia): Functional Outcomes following Prolene Mesh Augmentation in Proximal Humerus and Femur Resection Arthroplasty: A Single-Center Retrospective Cohort Study
09:16 | 299 | Nathan Donaldson (United States): How is Opioid Utilization Associated with Quality of Life Outcomes in Pediatric Sarcoma Patients?
09:19 | 335 | Youngkeun Lee (South Korea): Association Between Flap Reconstruction and Patient-Reported Outcomes Following Soft Tissue Sarcoma Excision: A Propensity Score-Matched Analysis
09:22 | Discussion
09:30 | 367 | Shea Byrne (United Kingdom): Functional Recovery and Quality of Life Following Pelvic and Lower Limb Osteosarcoma Surgery: A Two-Year ICONIC Cohort Study
09:33 | 369 | Charles Abraham Villamin (Philippines): Translation and Validation of the Filipino Version of Musculoskeletal Tumor Society (MSTS-PH) Score for Lower Extremity Sarcomas
09:36 | 448 | Kunihiro Ikuta (Japan): Megaprosthesis Replacement around the Knee for Primary Bone Tumors: Implant Survival and Functional Outcomes in Pediatric and AYA Patients
09:39 | 521 | Shalin Patel (United States): Financial Toxicity in Patients with Resected Localized Primary Sarcoma of the Extremities
09:42 | Discussion
09:50 | 590 | Alexander Iwasyk (Canada): Characterizing Longitudinal Trends in Free-living Patient Mobility and Patient-reported Outcomes for Surgically Managed Metastatic Bone Disease using a Novel Smartphone-application for Remote Patient Monitoring
09:53 | 649 | Veysel Burak Özmusul (Turkey): Divergence between Physical Recovery and Mental Deterioration in Osteosarcoma: A Longitudinal Psychological Analysis
09:56 | 695 | Mohammad Arafah (Saudi Arabia): The Ray Challenge: How many Ray Resections can Patients Tolerate and which Ray Resections affects Functional Outcome the most in Orthopedic Oncology?
09:59 | 711 | Santiago Lozano-Calderón (United States): Patient Perspectives on Recovery and Satisfaction after Hemipelvectomy for Pelvic Tumors
10:02 | Discussion
10:10 | 819 | Krista Goulding (United States): Patient-Generated Domains of Recovery in Soft Tissue Sarcoma: A Longitudinal Analysis Using the Patient-Generated Index
10:13 | 832 | Bianca Nash-Smith (Australia): Biopsychosocial experiences and needs of adults with sarcoma: a systematic review and meta-synthesis
10:16 | 940 | Sarah Freund (Denmark): Cross-cultural validation of PROMIS Cancer Physical Function and Pain Interference in Sarcoma Patients from Denmark and India
10:19 | 966 | Christoph Hofer (Austria): Long-Term Deformities, Function, and Quality of Life after Pediatric Pelvic Sarcoma Surgery
10:22 | Discussion
Chairs: Dimosthenis Andreou (Germany) – Emmy Nyqvist (Sweden)
8:00 | 27 | Introductory lecture | Edoardo Ipponi (Italy): Percutaneous decompression, sclerotization, and injection of bone marrow concentrate can heal aneurysmal bone cysts
8:10 | 42 | Aaron Gazendam (Canada): Does Extended Curettage Decrease the Local Recurrence Rate of Chondromyxoid Fibroma? – A Single-Center Analysis
8:13 | 113 | Blaz Mavcic (Slovenia): NFATC2 fusions predict recurrence risk in surgically treated simple bone cysts
8:16 | 172 | Rodanthi Margariti (Greece): Predictors of Treatment Response in Pediatric Aneurysmal Bone Cysts: A Single-Center Cohort Study
8:19 | Discussion
8:27 | 634 | Jaffer Al-Haidary (Australia): Metastatic Chondroblastoma: Systematic Review of Reported Cases, Risk Factors and Surveillance Recommendations
8:30 | 982 | Bartlomiej Szostakowski (Poland): Off-Label Use of Denosumab in Locally Advanced Aneurysmal Bone Cyst: A Case Series of 10 Patients
8:33 | 1006 | Bugra Alpan (Turkey): Is prophylactic fixation necessary after extended curettage and cementation of lower extremity cartilage tumors? A retrospective analysis of fracture risk and functional outcomes
8:36 | 1008 | Tsukamoto Shinji (Japan): Development of a Web-Based Nomogram Predicting Local Recurrence of Giant Cell Tumor of Bone in an Extremity after Curettage
8:39 | Discussion
Chairs: Cătălin Cîrstoiu (Romania) – Tomas Tomas (Czech Republic)
16:00 | Introductory lecture | Saminathan Suresh Nathan (Singapore): Emerging systemic therapies for bone and soft tissue sarcomas
16:10 | 326 | Jonathan Stevenson (United Kingdom): An Introduction to the PORTRAIT Trial, a Multi-centre, Two-arm, Parallel-group Randomised Controlled Trial of Post-operative Radiotherapy in Surgically Treated Bone Metastases
16:13 | 231 | Ran Wei (China): Using Percutaneous Combined Cryo-thermal Ablation for Bone Metastases: Preliminary Results from a Single Center
16:16 | 264 | Xiaodong Tang (China): Preliminary Report on Intraoperative Near-Infrared (NIR) Imaging Guided Curettage for Sacral Giant Cell Tumors
16:19 | 281 | Binghao Li (China): Efficacy and Safety of Vebreltinib in Advanced Clear Cell Sarcoma (VEBrant): A Multicenter, Phase II Study
16:22 | Discussion
16:30 | 332 | Junxiang Wen (China): Anlotinib, Radiotherapy and Surgery for High-Grade Soft-Tissue Sarcomas with High Recurrent Risk: A Phase II Single Arm Prospective Trail
16:33 | 526 | Arpan Doshi (United Kingdom): Novel Porous Uncemented Joint Sparing Endoprosthetic Replacements for Limb Salvage Surgery
16:36 | 547 | Cheng-Yo Lai (Taiwan): Association between Parathyroid Hormone Analog Use and Risk of Incident Bone Metastases in Patients with Solid Tumors: A Propensity Score–matched Database Study
16:39 | 550 | Emily Peairs (United States): Does Chemotherapy Improve Survival for Patients with Synovial Sarcoma?
16:42 | Discussion
16:50 | 856 | Seema Gulia (India): The role of adjuvant chemotherapy in de-differentiated chondrosarcomas: An individual patient data and trial-level meta-analysis
16:53 | 646 | Tao Ji (China): Early Clinical Outcomes of a 3D-Printed Axial Compressive Endoprosthesis (ACE) for Metaphyseal and Diaphyseal Reconstruction after Bone Tumor Resection
16:56 | 667 | Raymond Yau (Hong Kong): The Use of Synthetic Dermal Matrix for Soft Tissue Coverage after Tumour Resection: Initial Experience
16:59 | 688 | Steven Thorpe (United States): How Have Positive Results from Recent SARC Immunotherapy Trials Changed the Treatment for Soft Tissue Sarcoma? An NCDB Analysis
17:02 | Discussion
17:10 | 691 | Krittawat Suwanpukdee (Thailand): A Randomized-controlled Trial of Bleomycin versus VEGF Inhibitor in the Treatment of Intramuscular Hemangiomas of the Extremities
17:13 | 843 | Shan Abdul Khalam (India): Nail-Plate Cement Spacer – A cost effective reconstructive solution for primary and metastatic bone tumor salvage surgeries
17:16 | Discussion
Chairs: Mark C. Gebhardt (United States) – Daniel Kotrych (Poland)
14:30 | 811 | Introductory lecture | Emanuela Palmerini (United States): Comprehensive genomic landscape of osteosarcoma: Systematic review and analysis of 1,058 patients across 20 studies with therapeutic implications from the Fight Osteosarcoma Through European Research (FOSTER) Consortium
14:40 | 4 | Yao Weitao (China): Local relapse as a driver of Rapid Systemic Spread in Limb and Pelvic Osteosarcoma: Evidence from a Single-Centre Retrospective Study
14:43 | 314 | Caitlin Bodian (New Zealand): RTS Osteosarcoma: Longitudinal Outcomes, Metachronous Disease and Anatomical Patterns in a New Zealand Cohort
14:46 | 446 | Shangsen Su (China): Re-evaluating the Incidence, Associated Factors and Clinical Significance of Peritumoral Microscopic Vascular Invasion in Osteosarcoma
14:49 | 599 | Kumaran Rasappan (Singapore): What is the Ideal Surgical Resection Margin that Gives the Best Outcomes in Patients with Parosteal Osteosarcomas?
14:52 | 700 | Joseph Benevenia (United States): Patients Older than Forty with Osteosarcoma have Worse Outcomes than Pediatric Osteosarcoma Patients
14:55 | Discussion
15:05 | 779 | Jian Tu (China): Comparison of the Effectiveness of Neoadjuvant Chemotherapy versus Upfront Surgery for Osteosarcoma: A Target Trial Emulation Study
15:08 | 839 | Junqiang Yin (China): Prospective Multicenter Validation of a Simple Clinical Model for Differentiating Telangiectatic Osteosarcoma from Aneurysmal Bone Cyst
15:11 | 858 | Ashish Gulia (India): Outcomes in surgically treated primary Osteosarcoma of the pelvis. Do they behave differently?
15:14 | 914 | Anand Raja (India): What Is the Natural History and Prognostic Significance of Indeterminate Pulmonary Nodules in Patients with Extremity Osteosarcoma?
15:17 | 919 | Manish Pruthi (India): Factors affecting oncological outcomes in Periosteal osteosarcoma – A Single institution study of 31 cases
15:20 | Discussion
Chairs: Scott Sommerville (Australia) – Raymond Yau (China)
11:00 | Introductory lecture | Bernadette Liegl-Atzwanger (Austria): The clinical implication of novel sarcoma variants
11:10 | 174 | Lu Xie (China): sB7-H3 as a Prognostic Biomarker in Osteosarcoma: Insights into Clinical Outcomes
11:13 | 200 | Jean-camille Mattei (France): Adamantinoma: Multicentric Study from the French Sarcoma Group
11:16 | 274 | Dimosthenis Andreou (Germany): Does the Distance to the Bony Resection Margin Affect the Local Recurrence Probability in Ewing Sarcoma? A Retrospective Analysis of Data from the EURO-E.W.I.N.G.-99 Trial
11:19 | 95 | Tingting Ren (China): Tertiary Lymphoid Structures Predict Prognosis and Immune Landscape in Osteosarcoma: A Machine Learning-Based Transcriptomic Study
11:22 | Discussion
11:30 | 535 | Thomas Evans (United States): Do Tissue-specific Margins Influence Outcomes after Negative Resection in Chondrosarcoma?
11:33 | 540 | Brandon Gettleman (United States): EWSR1-FLI1-Associated Cohesin and DNA Damage Response Dependencies Identified by Pan-Cancer CRISPR Profiling in Ewing Sarcoma
11:36 | 596 | Jichuan Wang (China): Age-stratified Transcriptomic Profiling reveals Distinct Molecular Phenotypes and a Pediatric Prognostic Signature in Osteosarcoma
11:39 | 679 | Hongfang Zhu (China): PI3K Inhibitor Impairs Tumor Progression and Enhances Sensitivity Toanlotinib in Anlotinib-resistant Osteosarcoma
11:42 | Discussion
11:50 | 930 | Alaa Hamayel (Palestine): Chondromyxoid Fibroma of Bone: A 30-Year Multicenter Experience Evaluating Oncological and Functional Outcomes with Risk-Adapted Surgical Management
11:53 | 727 | Angela Mercurio (United States): Long Term Outcomes of Ewing Sarcoma of the Foot and Ankle
11:56 | 910 | Giuseppe Francesco Papalia (Italy): Accuracy of preoperative biopsy in identifying definitive histology in malignant chondroid tumours
11:59 | 915 | Anand Raja (India): The Limited Clinical Utility of Routine Intraoperative Marrow Squash Smears in Long Bone Sarcoma Resections
12:02 | Discussion
Chairs: Lester Chan (Singapore) – Daniel A. Müller (Switzerland)
09:00 | Introductory lecture | Joanna Szkandera (Austria): Systemic therapies for advanced soft tissue sarcomas – New drugs, new hope?
09:10 | 49 | Hans Roland Dürr (Germany): Soft tissue sarcomas with fibromyxoid or fibromyoblastic differentiation
09:13 | 55 | Michelle Ghert (United States): The Surveillance After Extremity Tumor Surgery (SAFETY) International Multi-Center Randomized Controlled Trial
09:16 | 63 | Samar Mousa (United Kingdom): Standardising Care in Soft Tissue Sarcoma Clinics: A Retrospective Review and Protocol Development
09:19 | 76 | Vivek Ajit Singh (Malaysia): Validation of the PERSARC Scoring System for Overall Survival in Malaysian Patients with High-Grade Extremity Soft Tissue Sarcoma: A Retrospective Cohort Study
09:22 | Discussion
09:30 | 93 | Taewook Kim (South Korea): Does Age Matter? Older Age Is Associated With Aggressive MRI Features and Worse Cancer-Specific Survival in Myxofibrosarcoma and Undifferentiated Pleomorphic Sarcoma
09:33 | 975 | Markus Hanna (Austria): Predictors of Major Wound-Healing Disorders After Limb-Salvage Resection of Lower-Extremity Soft Tissue Sarcoma: A Retrospective Cohort Study
09:36 | 280 | Jorge Gómez-Álvarez (Spain): Validation of a Novel Set of Dosimetric Constraints in Patients with Soft Tissue Sarcomas of the Extremities and the Superficial Trunk Treated with Surgery, Perioperative HDR Brachytherapy and External Beam Irradiation
09:39 | 339 | Liu Yuan (China): Enhancing Prognostic Precision: Exploring the Role of Lung Immune Prognostic Index in Immunotherapy-Treated Soft Tissue Sarcoma Patients—A Retrospective Study
09:42 | Discussion
09:50 | 463 | Teodora Todorova (North Macedonia): Does Residual Tumor Matter? Prognostic Impact of Re-resection Following Unplanned Excision of Soft Tissue Sarcomas
09:53 | 511 | Ioannis Trikoupis (Greece): What Factors influence Survival Outcomes and Local Recurrence in Patients with Malignant Peripheral Nerve Sheath Tumors? A 34-year Single-institutional Analysis
09:56 | 561 | Kit Moran (Canada): Complications of Prophylactic Intervention for Radiation-associated Fractures after Soft Tissue Sarcoma Resection
09:59 | 699 | Mikaela Sullivan (United States): Sarcoma Resection Guided by Intraoperative Indocyanine Green Dye Fluorescence Angiography
10:02 | Discussion
10:10 | 758 | Junqiang Yin (China): Sandwich Isolation Surgery in Local Recurrence Control of Extremity Low-grade Liposarcoma: An Ambispective Cohort Study
10:13 | 825 | Jonathan Forsberg (United States): Estimating the likelihood of survival and metastasis in patients with soft tissue sarcomas using a dense convolutional neural network
10:16 | 942 | Hakan Koray Tosyali (Turkey): Prognostic Factors Affecting Survival and Functional Outcomes in Patients with Soft Tissue Sarcoma Undergoing R0 Resection
10:19 | 198 | Guido Scoccianti (Italy): Extrapleural Solitary Fibrous Tumor: A Comparison in Efficacy between Demicco and G-score Prognostic Classifications
10:21 | Discussion
Chairs: Nicola Fabbri (United States) – Saminathan Suresh Nathan (Singapore)
8:00 | 481 | Introductory lecture | Yongsung Kim (South Korea): What are the Prosthesis Survival and Modes of Failure of MUTARS Endoprostheses? A 15-Year Retrospective Analysis of 409 Reconstructions from East Asia
8:10 | 390 | Alex Hayden (United States): High Incidence of Re-Revision of Aseptically Revised Femoral Endoprostheses Placed for Oncologic Indications: A Competing Risk Analysis
8:13 | 589 | Dyuti Deepta Rano (India): Midterm Functional and Gait Outcomes following Proximal Femoral Bipolar Megaprosthetic Reconstruction
8:16 | 785 | Tiao Lin (China): Oncological Outcomes and Endoprosthetic Survival following Surgery for Osteosarcoma around the Knee: A Retrospective Cohort Study with Failure Mode Analysis
8:19 | Discussion
8:27 | 933 | Panayiotis Gavriil (Greece): Proximal Tibial Megaprosthetic Reconstruction For Bone Tumors: 20-Year Outcomes In 39 Patients
8:30 | 972 | Markus Hanna (Austria): Improvement of Abductor Fixation Methods Affect Dislocation and Gait After Proximal Femur Replacement for Oncologic Indications – A Single-Center Cohort Study
8:33 | 988 | Panayiotis J. Papagelopoulos (Greece): Implant survival and risk factors for failure after proximal femoral replacement
8:36 | Discussion
Chairs: Juan Pablo Zumárraga (Ecuador) – Krista Goulding (United States)
Educational Committee
Peter Choong (Australia)
Mark C. Gebhardt (United States)
Manish Agarwal (India)
Reynaldo Jesus-Garcia (Brazil)
Valerae O. Lewis (United States)
Case based presentation and discussion of complicated cases/complications
Chairs: Gerhard Hobusch (Austria) – Shalin Patel (United States)
Educational Committee
14:30 | Krista Goulding (United States): PROM”S: Where Are We Now
14:40 | TBA: How PROM’s Facilitate Measurement of Post-Operative Recovery
14:50 | Shea Byrne (United Kingdom): Feasibility of Markerless Motion Capture for Functional Assessment
15:00 | TBA: “Obtaining the data”: How objective functional outcomes can improve our understanding and use of PROMs
15:10 | Shalin Patel (United States): Translating and applying the data: How AI and Predictive Modeling can facilitate the real-time clinical application of PROMs
15:20 | Didactic lectures
Chairs: Muhammad Ather Siddiqi (United Kingdom) – Francisco Linares (Colombia)
Educational Committee
11:00 | Juan Pablo Zumárraga (Ecuador): How Artificial Intelligence and Mixed Reality have changed my planning and patient Education
11:15 | Muhammad Ather Siddiqi (United Kingdom): MR an invaluable tool for surgical proctorship
11:30 | Kwok Chuen Wong (China): Mixed Reality as spatial computing in orthopedic oncology (live demo)
11:45 | Manish Agarwal (India): AI for segmentation and planning for 3D printed guides
12:00 | Didactic lectures and live demo
Chairs: Ilkyu Han (South Korea) – Bernadette Liegl-Atzwanger (Austria)
09:00 | G. Douglas Letson (Unted States): Unmasking sarcomas. When do we biopsy?
09:10 | Iris Nöbauer (Austria): Gold-standard in imaging of soft tissue tumours in adults
09:20 | Jasminka Igrec (Austria): Role of perfusion-weighted MRI in assessment of treatment response
09:30 | Robert Phillips (New Zealand): Combining histology and radiology in treatment planning of sarcoma – Worth the effort?
09:40 | Frank Traub (Germany): Intraoperative fluorescence-guided surgery for treatment of sarcomas
Oral Presenations
09:50 | 289 | Xiaobo Yan (China): Imaging Features and Clinical Treatment Decisions of Osteoid Osteoma in Long Bones of the Limbs
09:53 | 404 | Kan Ito (Japan): Radiological and Clinical Outcomes of Bone Metastases Treated with Immune Checkpoint Inhibitors: A Retrospective Study
09:56 | 421 | Brandon Gettleman (United States): Age-Stratified Imaging Selection in Langerhans Cell Histiocytosis: A Clinical Decision Algorithm Balancing Diagnostic Accuracy with Cost and Radiation Exposure
09:59 | 484 | Siyi Huang (China): 3D Epiphyseal Cartilage Reconstruction Method using Cartilage CT Values for Customized Pediatric Implants
10:02 | 533 | Caleb Cummings (United States): Bone Marrow Edema Independently Predicts Dedifferentiated Chondrosarcoma among Intramedullary Chondrosarcomas of the Extremities
10:05 | 627 | Osman Emre Aycan (Turkey): Assessment of Radiological and Clinical Follow-up Strategies for Intrathoracic Osteochondromas in Hereditary Multiple Osteochondromas Patients
10:08 | 654 | Abdulrahman Bobseit (Saudi Arabia): MRI is Accurate in Planning of Bone Sarcoma Surgery. Comparison with Histopathology in 236 Cases
10:11 | 939 | Megan Badejo (United States): Prospective Validation of Intraoperative ICGA Perfusion Thresholds for Predicting Wound Complications Following Resection of Preoperatively Irradiated Soft Tissue Sarcoma
10:15 | Discussion
Chairs: Andreas Leithner (Austria) – Maria Anna Smolle (Austria)
17:30 | Claudia di Bella (Australia): Introduction (5’)
17:35 | Peter Steadman (Australia): The Future of Orthopaedic Oncology: From Margins to Meaning: A vision for the next decade of collaboration and care (25’)
Chairs: Xiaohui Niu (China) – Susanne Scheipl (Austria)
16:00 | Reiko Imai (Japan): The Role of Carbon Ion Radiotherapy in the Management of Bone and Soft Tissue Sarcomas
16:10 | Piero Fossati (Austria): Updates from the SACRO study
16:20 | Burkhard Lehner (Germany): Intraoperative radiotherapy for STS – Indications and limitations
DEBATE 3: The chemo wars in STS: Friend, foe or futile? (Live Polling)
16:30 | Jay Wunder (Canada): The chemo wars in STS: Friend, foe or futile? – Futile!
16:37 | Dimosthenis Andreou (Germany): The chemo wars in STS: Friend, foe or futile? – Friend!
16:44 | Discussion
Oral Presentations
17:00 | 143 | Fabrice Scheurer (Switzerland): Tumour Necrosis after Neoadjuvant Radiotherapy in Extremity Soft Tissue Sarcoma is not Predictive of Oncological Outcome
17:05 | 489 | Vishnu Ramanujan (India): Early Outcomes of Chordomas and Chondrosarcomas Treated with Image-guided Pencil Beam Scanning Proton Beam Therapy
17:10 | 509 | Julian Dilley (United States): Beyond RECIST: Soft-Tissue Volume Reduction Correlates with Survival in Ewing Sarcoma
17:15 | 848 | Tsuyoshi Mizuma (Japan): Do Pre- to Post-radiotherapy Changes in FDG-PET SUV-max Correlate with Histological Response in Soft-Tissue Sarcoma? Subtype-Specific Analyses of UPS, MFS, and MLPS
17:20 | Discussion
Chairs: Peter Steadman (Australia) – Paul Unwin (United Kingdom)
Crossfire & Poll
14:30 | William Aston (United Kingdom): Prosthesis Standards
14:40 | Kwok Chuen Wong (China) & Patrick Qi Wang (Canada): Mixed Reality / White Paper
14:50 | Shintaro Iwata (Japan): AI / Imaging
15:00 | Manish Agarwal (India): Jigs and Navigation
Oral Presentations
15:10 | 319 | Kwok Chuen Wong (China): Mixed Reality Spatial Computing for Preoperative Surgical Planning in Orthopedic Oncology: Review of 72 Cases and Evolution of Clinical Implementation
15:13 | 371 |Andrea Sambri (Italy): Augmented Reality as a Navigation Tool in Orthopaedic Oncology Surgery
15:16 | 500 | Juan Barriga (Canada): Accuracy of Mixed-reality Registration to Patient-specific 3D-printed Bone Tumor Phantoms using Optical Tracking and 3D-printed Surface-matching Jigs
15:19 | 877 | Amit Gupta (United Kingdom): Application of 3D printed plates for Paediatric Long bone tumors – A Case series
15:22 | Discussion
Chairs: Pietro Ruggieri (Italy) – Gerhard Hobusch (Austria)
13:30 | Vienna Boys Choir
13:55 | Andreas Leithner, Philipp Funovics, Gerhard Hobusch, Maria Anna Smolle: Welcome to Vienna
14:00 | Philipp Funovics (Austria): Introduction
14:05 | Reinhard Windhager (Austria): Vienna: Music, Monsters, and Medicine
Chairs: Philipp Funovics (Austria) – Minna Laitinen (Finland)
11:00 | Michelle Ghert (Canada): Should PARITY change our practice?
11:10 | Andrea Sambri (Italy): Role of two-stage revision for infected megaprostheses
11:20 | Vineet Kurisunkal (United Kingdom): The 10 most important BOOM findings on infections in oncology
DEBATE 2: Do we dare to DAIR? (Live Polling)
11:30 | Santiago Lozano-Calderón (United States): Do we dare to DAIR? – Yes!
11:37 | Jendrik Hardes (Germany): Do we dare to DAIR? – No!
11:44 | Discussion
Oral Presenations
12:00 | 64 | Marisa Valentini (Austria): Which Factors Associate with Implant Revision and Hip Disarticulation After Total Femur Replacement? A Retrospective Multicentric EMSOS Study
12:05 | 685 | Gerhard Maale (United States): NexGen Sequencing (NGS) is more Accurate than Culture and Sensitivity (CS) in PJIs
12:10 | 932 | Panayiotis Gavriil (Greece): Diagnostic Accuracy of Synovial Calprotectin in Megaprosthetic Reconstructions: A Prospective Cohort Study from a Tertiary Sarcoma Center
12:15 | 787 | Yusuf Mustaf Ahmed Ibrahim (Denmark): Infection after Endoprosthetic Reconstruction in Orthopedic Oncologic Conditions: A Multicenter Scandinavian Cohort Study
12:20 | 480 | Gerhard Maale (United States): Results of the First 700 Patients treated with a One-stage Revision for PJIs
12:25 | Discussion
Chairs: Panayiotis J. Papagelopoulos (Greece) – Thomas Schubert (Belgium)
09:00 | William Aston (United Kingdom): Should HA collars be the standard in megaprosthetic replacement?
09:10 | Koichi Ogura (Japan): Long-term complications and reoperations following distal femoral replacement
09:20 | Lizz van der Heijden (The Netherlands): Paediatric patients: cemented vs. non-cemented megaprostheses?
09:30 | Michael Parry (United Kingdom): Ultra long-term outcomes of patients with cemented megaprostheses
09:40 | Eric Staals (Italy): Long term outcomes of patients with growing prostheses
09:50 | Franics John Hornicek (United States): Which innovations do we need to lower the risk of mechanical failure?
DEBATE 1: Do we need a new ISOLS implant failure classification (Live Polling)
10:00 | Emmy Nyqvist (Sweden): Great expectations, how can we know what the future will hold?
10:07 | Eric Henderson (United States): What’s in a name? That which we call a failure…
10:14 | Discussion
Chairs: Michelle Ghert (United States) – Suraj Hindiskere (India)
8:00 | 802 | Introductory lecture | Vikas Bachhal (India): Prospective randomized trial of Closed-incision Negative Pressure Wound Therapy (ciNPWT) vs conventional dressing in endoprosthetic knee reconstrctions: Wound healing and complication outcomes
8:10 | 22 | Sadegh Saberi (Iran): Extensor Mechanism Complications in Knee Tumor Resection and Reconstruction Using a MUTARS® Prosthesis: A Retrospective Analysis
8:13 | 23 | Seyyed Saeed Khabiri (Iran): Debridement, Antibiotics, and Implant Retention (DAIR) for Periprosthetic Infections in Tumor Megaprostheses: A Critical Review of Patient Selection, Outcomes and Technical protocols
8:16 | 82 | Felipe Murad (Argentina): Risk factors and management options for infections after reconstruction with massive bone allografts
8:19 | Discussion
8:27 | 387 | Sjors Van De Vusse (The Netherlands): Non-Expandable Megaprosthetic Reconstruction after Tumour Resection in Children, Adolescents and Young Adults: Outcomes of the MUTARS Orthopaedic Registry Europe (MORE)
8:30 | 815 | Maria Antonia Gomez-Sierra (Canada): A Stem-Retaining Two-Stage Strategy for Chronic Periprosthetic Joint Infection in Oncologic Megaprosthetic Reconstruction: Long-Term Outcomes
8:33 | 728 | Claudia Di Bella (Australia): Outcomes of Proximal Femoral Replacement for Oncologic Indications in Australia
8:36 | Discussion