周玉林   　祝天经　  徐 萌   　陈 湘

To report 1 case with giant cell tumor of bone in the acetabulum. The patient underwent subtotal hemipelvectomy, artificial hemipelvic displacement and total hip arthroplasty, on which basis autogenous bone grafting and biotic pelvic ring annuloplasty were applied to achieve limb salvage and treat giant cell tumor of bone in the acetabulum, which belonged to the combination treatment of mechanical fixation and biotic fixation. In long-term follow-up, the feasibility and superiority of this method were observed.