Internal hemipelvectomy.
D001859:Bone Neoplasms / Q000601:surgery*; D002813:Chondrosarcoma / Q000601:surgery*; D006428:Hemipelvectomy; D006622:Hip Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D012516:Osteosarcoma / Q000601:surgery*; D013514:Surgical Procedures, Operative