Partial replacement of pelvis with the hip joint in osteosarcoma treatment: A case report.

Introduction: and importance: Pelvic osteosarcoma is quite rare and is a challenging task for orthopedic surgeons. This aim of this study is to present the first case report using customized 3D-printed prosthesis in Vietnam.

Case Presentation: 57-year-old male was diagnosed with pelvic osteosarcoma.