患儿,6天,于1985年11月20日因新生儿肺炎入院。病情好转后,自动出院。次日因突然呼吸困难,口吐白沫10小时余再次诊断为新生儿肺炎入院。体俭:体温37.3℃,气促,口及鼻孔涌出大量泡沫状分泌物。张口呼吸,“三凹征明显,面部青紫。皮肤弹性差,前囟平,颈软,心率50次,律齐,心音低钝。两肺满布湿罗音。无肌纤维颤动。入院后1小时惊厥一次。血红蛋白16g％,白细胞26000,中性粒细胞59％,淋巴细胞 Children, 6 days, on November 20, 1985 hospitalized for neonatal pneumonia. After the condition improved, discharged automatically. The next day due to sudden breathing difficulties, foaming at the mouth more than 10 hours again diagnosed as neonatal pneumonia admission. Thrifty: body temperature 37.3 ℃, shortness of breath, mouth and nostrils pour a lot of foam secretions. Open mouth breathing, "the three concave sign is obvious, the facial bruising .Elastic skin is poor, the anterior fontanelle, neck soft, heart rate 50 times, law Qi, low heart sound blunt .Life lungs full of wet rales .No muscle fibrillation .An hour after admission Convulsions once. Hemoglobin 16g%, white blood cells 26000, 59% of neutrophils, lymphocytes