患者女，63岁，因左下腹胀痛半月，加重半天，于1996年2月23日入院，起病以来为频发阵发性左下腹胀痛，无放射痛，若排气排便腹痛可缓解，大便于结，无粘液血便，曾行先锋入灭满灵抗炎、解痉、胃肠减压等治疗，腹痛无好转。查体：上腹稍胀，全腹轻压痛，无反跳痛，左下腹可如及 The patient female, 63 years old, was admitted to hospital on February 23, 1996 due to left lower abdominal pain for half a month. He had frequent paroxysmal left lower abdominal pain and no radiating pain since onset. Easy to knot, no mucus bloody stool, once vanguard into the annihilation Man Ling anti-inflammatory, antispasmodic, gastrointestinal decompression and other treatment, abdominal pain did not improve. Physical examination: The upper abdomen is slightly bloated, the entire abdomen is lightly tender, no rebound tenderness, and the left lower abdomen can be as good as