骨盆肿瘤的切除与结构重建一直是困惑骨科医生的一个难题。我们1999年1月～2 0 0 2年10月,对4例髋臼周围肿瘤采用肿瘤切除与自体腓骨移植重建术,疗效满意。报告如下。1　临床资料　　本组男2例,女2例。年龄2 1～6 5岁。骨肉瘤、软骨肉瘤、巨细胞瘤、动脉瘤性骨囊肿各1例。Ennek The removal and structural reconstruction of pelvic tumors has always been a difficult problem for orthopedic surgeons. From January 1999 to October 2002, 4 cases of tumor around the acetabulum were treated with tumor resection and autogenous iliac bone graft reconstruction. The curative effect was satisfactory. The report is as follows. 1 Clinical data The group of 2 males and 2 females. Age 2 1 to 6 5 years old. Osteosarcoma, chondrosarcoma, giant cell tumor, and aneurysmal bone cyst in 1 case. Ennek