Scientific Program

(Subject to changes)

Thursday, July 9th, 2026

08:00-09:00 Registration
08:45-09:00 Welcome Address
Panayiotis J. Papagelopoulos (Greece) - Peter Rose (USA) - Pietro Ruggieri (Italy)
09:00-10:30 Soft Tissue Tumors
Moderators: George Agrogiannis (USA), Vassilios Kontogeorgakos (Greece), Doris Wenger (USA)
09:00-09:15 Classification & Diagnosis of Soft Tissue Tumors
Dionysios Papachristou (Greece)
09:15-09:30 Imaging Soft Tissue Tumors
Olympia Papakonstantinou (Greece)
09:30-09:45 Work-Up, Biopsy, and Staging of Soft Tissue Tumors
Christos Vottis (Greece)
09:45-10:00 Neodjuvant Chemotherapy for Soft Tissue Sarcomas
Gina D’Amato (USA)
10:00-10:15 Adjuvant Radiation Therapy for Soft Tissue Sarcomas
Dimitra Michaletou (Greece)
10:15-10:30 Discussion
10:30-11:00 Case Presentations
Moderators: Dionysios Papachristou (Greece), Olympia Papakonstantinou (Greece)
10:30-10:40 Case 1: PEComa (Perivascular Epithelioid Cell Neoplasm) of Talus. CAS-Guided Limb Preservation
Julien Montreuil  (Canada)
10:40-10:50 Case 2: Metastatic Synovial Sarcoma of the Gluteal Region
Nikolaos Rigos (Greece)
10:50-11:00 Case 3: Lipomas of the Thigh
Apostolos Vlachos (Greece)
11:00-11:30 Coffee Break
11:30-12:45 Limb Salvage for Soft Tissue Sarcomas
Moderators: Andrea Angelini (Italy), Montreuil Julien (Canada), Dionysios Papachristou (Greece)
11:30-11:45 Unplanned Excision of Soft Tissue Sarcomas
Vassilios Kontogeorgakos (Greece)
11:45-12:00 Soft Tissue Reconstruction after resection of upper extremity and hand tumors
Parthena Deskoulidi (Greece)
12:00-12:15 Soft Tissue Sarcoma of the Lower Extremity: The Rome Experience
Giulio Maccauro (Italy)
12:15-12:30 Soft Tissue Sarcoma of the Lower Extremity: The Amman Experience
Ahmad Shehadeh (Jordan)
12:30-12:45
Discussion
12:45-13:15 Case Presentations
Moderators: Dionysios Papachristou (Greece), Doris Wenger (USA), Giulio Maccauro (Italy)
12:45-12:55 Case 4: Recurrent Myxofibrosarcoma of the Supraclavicular Region & Neck
Ioannis Tolis (Greece)
12:55-13:05 Case 5: Unplanned Excision of an Epithelioid Sarcoma of the Hand
Thekla Antoniadou (Greece)
13:05-13:15 Case 6: Unplanned Excision of an Undifferentiated Pleiomorphic Sarcoma of the Arm
Grigoris Rodiftsis (Greece)
13:15-14:00 Lunch Break
14:00-15:30 Bone Tumors
Moderators: Gina D’ Amato (USA), Penelope Korkolopoulou (Greece), Theodoros Kormas (Greece)
14:00-14:15 Classification & Pathologic Diagnosis of Bone Tumors
George Agrogiannis (Greece)
14:15-14:30 Work-Up, Biopsy, and Staging of Bone Tumors
Nikolaos Stavropoulos (Greece)
14:30-14:45 Imaging Bone Tumors
Doris Wenger (USA)
14:45-15:00 Chemotherapy for Bone Sarcomas (Osteosarcoma- Ewing Sarcoma)
Anastasios Kyriazoglou (USA) VIDEO
15:00-15:15 Minimally Invasive Ablation Techniques in Musculoskeletal Oncology
Dimitris Filippiadis (Greece)
15:15-15:30 Discussion
15:30-15:50 Case Presentations
Moderators: Penelope Korkolopoulou (Greece), Ahmad Shehadeh (Jordan), Christos Vottis (Greece)
15:30-15:40 Case 7: Recurrent GCT of Bone of the Proximal Humerus. Subchondral bone grafting
Joseph Benevenia (USA)
15:40-15:50 Case 8: GCT of the Lumbar Spine
Alexandros Zikopoulos (Greece)
15:50-16:50 Plenary Lectures
Moderator: Peter Rose (USA)

15:50-16:20 Limb sparing surgery. A journey from machines to molecules
Peter Choong (Australia)
16:20-16:50 What’s new in WHO 2026 classification of soft tissue and bone tumors
Penelope Korkolopoulou (Greece)
16:50-17:00 Opening Ceremony

Minister of Education

Konstantinos Vlasis 

Ministry of Health
Adonis Georgiadis

Chief Executive, 2nd Regional Health Authority of Piraeus and Aegean Islands
Christos Roilos
17:00-17:20 Presentation of Spetses Island
Mayor of Spetses
17:20-17:40 Historical Lecture: History of Sacropelvic Tumors at Mayo Clinic
Franklin H. Sim (USA)
17:20-17:40 Honorary Lecture: Maps and Medicine. Cartography and Medical Historical Accounts
Panayotis Soucacos (Greece)
20:00 Welcome Reception at Poseidonion Grand Hotel

Friday, July 10th, 2026

09:00-10:10 Limb Salvage Surgery for Bone Tumors
Moderators: Patricia Bonilla Huertas (Panama), Valerae Lewis (USA), Andreas Mavrogenis (Greece)
09:00-09:15 Innovations in Musculoskeletal Oncology
Pietro Ruggieri (Italy)
09:15- 09:30 Oncologic Precision Through 3D Planning: Integrating LAB3D into “Complex" Resections
Eduardo Ortiz Cruz (Spain)
09:30-09:45 Shoulder Girdle - Proximal Humerus Resection & Reconstruction
Ioannis Trikoupis (Greece)
09:45-10:00 Elbow - Distal Humerus – Proximal Ulna Resection & Reconstruction
Vasileios Kontogeorgakos (Greece)
10:00-10:10 Discussion
10:10-10:50 Case Presentations
Moderators: Penelope Korkolopoulou (Greece), Doris Wenger (USA), Kyriakos Papavasileiou (Greece)
10:10-10:20 Case 9:  Oligometastatic Melanoma at the Distal Humerus & Elbow
Joseph Benevenia (USA)
10:20-10:30 Case 10: Florid Reactive Periostitis of the Middle Phalanx of the Ring Finger
Eleni Ntouvali (Greece)
10:30-10:40 Case 11: Synovial Sarcoma of the Elbow. Extra-articular Resection and Megaprosthetic Reconstruction 
Sotiris Sokorelos (Greece)
10:40-10:50 Case 12: Ewing’s Sarcoma of the Talus; long-term follow up
Panagiotis Gavriil (Greece)
10:50-11:20 Coffee Break
11:20-13:05 Limb Salvage Surgery for Bone Tumors
Moderators: Ahmed Aoude (Canada), Joseph Benevenia (USA), Christos Zampakidis (Greece)
11:20-11:35 Proximal Femur - Total Femur
Andreas Mavrogenis (Greece)
11:35-11:50 Distal Femur
Kyriakos Papavasileiou (Greece)
11:50-12:05 Proximal Tibia – Ankle
Andrea Angelini (Italy)
12:05-12:20 Pediatric Sarcoma Reconstructions. Do You Know the Name of Your Pediatrics
Orthopedic Surgeon and Your Plastic Surgeon?
Eduardo Jose Ortiz Cruz (Spain)
12:20-12:35 Expandable Prostheses
Rodanthi Margariti (Greece)
12:35-12:50 Periprosthetic Infections. Mayo Clinic Experience
Virk Abinash (USA)
12:50-13:05 Discussion
13:05-13:25 Case Presentations
Moderators: George Agrogiannis (Greece), Virk Abinash (USA), Rodanthi Margariti (Greece)
13:05-13:15 Case 13: Osteosarcoma of the Proximal Tibia. Late Infection of Proximal Tibia Megaprosthesis
Dimitra Papagelopoulos (Greece)
13:15-13:25 Case 14: Osteosarcoma of Distal Femur. Early Infection after Tumor Resection & Reconstruction 
Vasileios Karampikas (Greece)
13:25-14:25 Lunch Break
14:25-15:55 Pelvic and Spine Tumors
Moderators:  Vasilios Kontogeorgakos (Greece), Panagiotis Papagelopoulos (Greece), Pietro Ruggieri (Italy)
14:25-14:40 Surgical Management of Pelvic Sarcomas in Children and Adolescents with and without Reconstruction
Valerae Lewis (USA)
14:40-14:55 Reconstruction of the Pelvis Following Sarcoma Resection in Adults
Francis Hornicek (USA)
14:55-15:10 Pelvic Reconstruction using 3D-printed implants
Joseph Benevenia (USA)
15:10-15:25 Primary Tumors of the Spine and Sacrum  
Peter Rose (USA)
15:25-15:40 Spine and Sacrum tumors, resection considerations and reconstruction options
Ahmed Aoude (Canada)
15:40-15:55 Discussion
15:55-16:35 Case Presentations
Moderators: Andreas Mavrogenis (Greece)Adyb Khal (Romania), Kyriakos Papavasileiou (Greece)
15:55-16:05 Case 15: Chondrosarcoma of Sacroiliac Joint R1 + 5 resection
Joseph Benevenia (USA)
16:05-16:15 Case 16: Management of previously treated Hip arthritis and incidental chondrosarcoma
Valerae Lewis (USA)
16:15-16:25 Case 17: Pelvic Ewing’s Sarcoma- Managing hip arthritis
Peter Choong (Australia)
16:25-16:35 Case 18: Sacrectomy for Sacral Tumors with or Without Lumbopelvic Fixation: Impact of Resection Level on Functional Outcomes
Mirkazemi Masoud (Iran)
16:35-17:50 Metastatic Bone Disease
Moderators: Vasilios Apostolopoulos (Czech Republic), Michael O'Reilly (USA), Dundar Sabah (Turkey)
16:35-16:50 Metastatic Tumors of the spine
George Sapkas (Greece)
16:50-17:05 Radiation therapy for bone tumors
Safia Ahmed (USA)
17:05-17:20 Immunotherapy in Bone Metastases
Gina D’Amato (USA)
17:20-17:35 Osteoplasty for Metastatic Disease of the Spine
Dimitris Filippiadis (Greece)
17:35-17:50 Discussion
17:50-18:20 Case Presentations
Moderators: George Agrogiannis (Greece), Anthony Bozzo (Canada), Nikolaos Stavropoulos (Greece)
17:50-18:00 Case 19: Metastatic Adenocarcinoma at the Elbow associated with Pathological Fracture
Joseph Benevenia (USA)
18:00-18:10 Case 20: Metastatic Ewing’s Sarcoma
Bonilla Huertas Patricia (Panama)
18:10-18:20 Case 21: Unplanned Fixation of a Pathologic Distal Femur Fracture: Oncologic Reconstruction and Subsequent Failure
Rezeart Dalipi (North Macedonia)


Saturday, July 11th, 2026

09:00-10:30 Megaprosthetic Infections
Moderators: Rezeart Dalipi (North Macedonia), Eduardo Ortiz Cruz (Spain)Ioannis Trikoupis (Greece)
09:00-09:15 Megaprosthetic Infections
Panayiotis Papagelopoulos (Greece)
09:15-09:30 A nightmare scenario: Previous sacropelvic resection with positive margins, infected bone and soft tissue defect
Levent Eralp (Turkey)
09:30-09:45 Investigating the rate of infection in tumoral distal femur and proximal tibia prostheses with and without local antibiotic prophylaxis therapy (2018-2024)
Masoud Mirkazemi (Iran)
09:45-10:00 Infected Distal Femoral Megaprosthesis: Remove, Revise, or Salvage?
Simona Karapandzevska (North Macedonia)
10:00-10:15 Economic Burden in musculoskeletal tumor patient
Eirini Vasiliki Kormentza (Greece)
10:15-10:30 Discussion
10:30-11:20 Case Presentations
Moderators: Penelope Korkolopoulou (Greece), Doris Wenger (USA), Husein Βekir (Turkey)
10:30-10:40 Case 22: Looking beyond the appearances: A diagnostic challenge in Blood- filled cyst!
Ahmad Shehadeh (Jordan)
10:30-10:40 Case 23: Recurrent Desmoid Tumor of the Popliteal Fossa
Dimitra Melissaridou (Greece)
10:40-10:50 Case 24: Myxoid Liposarcoma of the Posterior Thigh
Konstantinos Zachos (Greece)
10:50-11:00 Case 25: Soft tissue mass of the thigh
Orestis Konstantas (Greece)
11:10-11:20 Case 26: Unplanned Chondrosarcoma Resection after ORIF of Pathological Fracture of the Femur
Efthalia Maleka (Greece)
11:20-11:50 Coffee Break
11:50-13:50 Megaprosthetic Reconstruction for Non-neoplastic Conditions
Moderators: Theodoros Kormas (Greece), Christos Vottis (Greece)
11:50-12:05 Preoperative Workup for Revision Joint Replacement
Thomas Kostakos (Greece)
12:05-12:20 Limb Salvage After Failed Shoulder and Elbow Reconstruction 
Georgios Panagopoulos (Greece)
12:20-12:35 Limb Salvage After Failed Hip (Acetabulum) Reconstruction 
Panayiotis Megaloikonomos (Greece)
12:35-12:50 Cup Gage for Acetabulum Reconstruction after failed THA
George Babis (Greece)
12:50-13:05 Limb Salvage after failed Hip (Femur) reconstruction 
Dundar Sabah (Turkey)
13:05-13:20 Limb Salvage After Failed Knee Reconstruction 
Nikolaos Stavropoulos (Greece)
13:20-13:35 Complications of total femur replacement
Vasileios Apostolopoulos (Czech Republic)
13:35-13:50 Discussion
13:50-15:15 Biological and Microsurgical Reconstructions
Moderators: Konstantinos Benetatos (Greece), Levent Eralp (Turkey), Rodanthi Margariti (Greece)
13:50-14:05 Microsurgical Reconstruction with Free Osseous and Osseo-Cutaneous Flaps using VSP and 3d Printing Technology for Pre-Op Modeling and Patient Specific Instrumentation - Cutting Guides
Konstantinos Benetatos (Greece)
14:05-14:20Is Shoulder Arthrodesis with a Vascularized Fibular Graft Functionally Worthwhile After Tumor Resection of the Proximal Humerus?
Adyb Khal (Romania)
14:20-14:35 Biologic reconstruction with Extracorporeal Radiation and Reimplantation for Diaphyseal Osteosarcoma
Anthony Bozzo (Canada)
14:35-14:50 Long-term Follow-up of Vascularized Fibular Epiphyseal Transfers in Children Following Oncological Resections
Adyb Khal (Romania)
14:50-15:05 Point-of-Care Orthopedic Oncology Device Development
Ioannis I. Mavrodontis (Greece)
15:05-15:15 Discussion
15:15 Closing Remarks


Organizing Secretariat 

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