韩×,男,5岁。因发热二十天,皮疹半月,昏迷五天于1989年5月10日急诊入院。患儿于二十天前发热(T39℃)伴咳嗽流涕,第四天出皮疹,先头面部后躯干四肢,曾在县医院诊断为麻疹住院治疗六天后体温下降,皮疹逐渐消退留有褐色斑,咳嗽减轻,一般情况明显好转出院。回家第四天再次发热(T39.5℃),继之神志不清,四肢抽搐,两 Han ×, male, 5 years old. Twenty days due to fever, rash half a month, coma five days in May 10, 1989 emergency admission. The child developed fever (T39 ° C) with cough and runny nose twenty days ago. On the fourth day, the child developed a rash, the head and face of the trunk and extremities were diagnosed with measles in the county hospital, and the temperature dropped after six days of hospitalization. The rash subsided with brown spots , Reduce cough, the general situation was significantly better discharged. Go home again fever the fourth day (T39.5 ℃), followed by unconsciousness, limbs convulsions, two