患儿 男,7个月。因呕吐3天伴血便一次于1994年12月25日入院。入院前3天在排2次稀便后开始呕吐,始为奶水、后为淡黄色、继之为咖啡样液体,量不多,次数渐频,最多时达每日8次。明显腹胀,无哭闹、发热等症状。第3天排少量暗红色血便1次。急诊拍立位腹平片示:机械性肠梗阻,收入院。体检:精神差,呼吸平稳,口周无紫绀,颈软,气管居中,胸廓对称,双肺呼吸音清,心音有力,律齐,未闻 Children male, 7 months. 3 days due to vomiting with bloody stool once in December 25, 1994 admission. Three days before admission, vomiting began after two loose stools, beginning with milk, followed by a light yellow color, followed by a coffee-like liquid, with a small volume and frequency, up to 8 times a day. Obvious bloating, no crying, fever and other symptoms. On the third day row a small amount of dark red bloody stool 1 time. Emergency filming position abdominal plain film shows: mechanical intestinal obstruction, income hospital. Physical examination: poor spirit, stable breathing, no cyanosis of the mouth, soft neck, tracheal center, symmetrical thoracic, lung breath sounds clear, strong heart sound, law Qi, unheard of