癫痫持续状态（下称ＳＥ）是最常见的小儿神经系统危重症之一。随着治疗措施的不断改进和监护手段的日益完善，其病死率和致残率已不断降低。但ＳＥ的预后不仅取决于不同的病因、年龄及ＳＥ本身的过程，还取决于ＳＥ时易出现的缺氧、高热、脑水肿、心血管系统紊乱、低血糖... Status epilepticus (SE) is one of the most common critically ill pediatric nervous systems. With the improvement of treatment measures and the improvement of guardianship, mortality and morbidity have been continuously reduced. However, the prognosis of SE depends not only on different causes, age and the process of SE itself, but also on the hypoxia, hyperthermia, cerebral edema, cardiovascular system disorders, hypoglycemia prone to SE.