患者女,44岁。主诉左大腿及臀部复发性肿块2年。1979年5月发现左大腿中段有一肿块,酸胀,轻度跛行,于1980年4月在当地乡医院切除。病理报告:左大腿硬纤维瘤。术后18个月发现原切口处组织变硬,切口上方有-14×12cm 肿块。于1983年7月在上海行肿块切除术,术中发现肿块基底位于坐骨直 The patient is 44 years old. He complained of recurrent tumors in the left thigh and buttocks for 2 years. In May of 1979, a mass was found in the middle of the left thigh, which was sour and slightly lame. He was removed from the local hospital in April 1980. Pathology report: Left thigh desmoid tumor. At 18 months after surgery, the tissue at the original incision was found to be hardened and there was a -14 x 12 cm mass above the incision. In July 1983, a lumpectomy was performed in Shanghai. During the operation, the base of the mass was found to be straight in the ischial bone.