例1:女,30岁。1981年1月发现左上腹有一约馒头大包块,1981年3月在外院行包块切除,术后病理报告“空肠平滑肌肉瘤”。1982年10月病人又发现左右下腹有包块。查体:下腹饱满,左侧包块位置深,质地硬,右侧包块质地软,双侧包块固定,境界不清,均无压痛,肠鸣音正常。直肠指诊未发现异常。实验室检查:血、尿常规正常。肝肾功能试验正常。超声 Example 1: Female, 30 years old. In January 1981, a large mass was found in the left upper quadrant, and in March 1981, mass resection was performed in the external hospital. The postoperative pathology reported “jejunal leiomyosarcoma”. In October 1982, the patient also found masses in the left and right lower abdomen. Physical examination: full abdomen, deep left mass, hard texture, soft texture on the right mass, bilateral masses fixed, unclear realm, no tenderness, normal bowel sounds. There was no abnormality in digital rectal examination. Laboratory tests: Blood and urine are normal. Liver and kidney function tests were normal. Ultrasonic