患者男,5 5岁。半年前无明显诱因出现腹痛,位于脐周,间断性发作并排便次数增多,粪便中带血。无发热、寒战、恶心及呕吐。入院前3个月,曾有腹痛加剧呈阵发性绞痛并肛门停止排便、排气。经当地输液治疗后转来我院。体查:腹部轻度膨隆,未见肠型及蠕动波,脐周及上腹部压痛,无肌紧张 Patient male, 5 5 years old. Six months ago no obvious incentive to abdominal pain, located in the umbilical weeks, intermittent seizures and bowel movements increased, blood in the stool. No fever, chills, nausea and vomiting. 3 months before admission, had increased abdominal pain was paroxysmal colic and anus to stop defecation, exhaust. Transferred to our hospital after treatment by the local infusion. Physical examination: mild bulging abdomen, no intestinal and peristaltic waves, umbilical and upper abdominal tenderness, no muscle tension