患儿,男,13天。因1天来腹泻于1988年3月10日入院。腹泻每天10余次,为稀水样便,尿少。体检:精神差,面色稍灰,前囟、眼窝凹陷,口唇略绀,脐未脱落,有少许脓性分泌物,心肺无阳性体征,肝肋下2cm,新生儿生理反射存在。化验;Hb 15.6g,RBC 540万,WBC8 800,中性粒细胞71％。尿及粪常规无异常,粪便细菌培养为大肠杆菌,未做血清 Children, male, 13 days. Due to 1 day of diarrhea on March 10, 1988 admission. Diarrhea more than 10 times a day for the watery stool, urine less. Physical examination: poor spirits, looking slightly gray, anterior fontanel, orbital depression, lips slightly cyanosis, umbilical did not fall off, a little purulent secretions, no signs of cardiopulmonary, hepatic ribs 2cm, neonatal physiological reflex exists. Assay; Hb 15.6 g, RBC 5.4 million, WBC8 800, neutrophils 71%. No abnormal urine and manure, fecal bacteria culture for E. coli, not serum