一、一般资料40例患儿均经使用抗生素、收敛、止泻药及中药治疗无效者。其中男21例，女19例；年龄最大8岁，最小7个月；24小时腹泻次数最多14次，最少的3～5次，大便多为水样便、蛋花样或黄绿色便，患儿伴有不同程度的呕吐、腹胀及不同程度的发热、咳嗽、疲乏。大便镜检仅有脂 First, the general information 40 cases of children were treated with antibiotics, convergence, antidiarrheal drugs and traditional Chinese medicine treatment ineffective. Including 21 males and 19 females; the oldest was 8 years old, the youngest was 7 months; the number of diarrhea was 14 times at most in 24 hours, the least was 3 ~ 5 times. Most stools were watery stools, egg-like or yellow-green stools, Accompanied by varying degrees of vomiting, bloating and varying degrees of fever, cough, fatigue. Stool microscopy only fat