患者 ,女 ,43岁。因左腰部包块 1 0年于 1 997年 5月 4日入院。1 0年前发现腰部有鸽蛋大小的无痛性包块而在外院就诊 ,考虑为“脂肪瘤”,术前因穿刺出清亮液体而停止手术 ,未行其他治疗。近 1年来包块明显增大 ,无疼痛、血尿、发热 ,以“左腰部包块待查”收住院。入院体检 :腰3 Patient, female, 43 years old. Due to left lumbar mass 10 years in May 4, 1997 admission. A l0-year-old woman was found to have a lumbar, egg-size, non-painful mass at a hospital where she was referred to as a lipoma and surgery was stopped before she was given a clear liquid and no other treatment was performed. In the past year, the mass increased significantly, without pain, hematuria and fever, and was admitted to the hospital with “left lumbar mass to be examined.” Admission examination: Waist 3