男,13岁,住院号0004736。发病前2周起流涕、咳嗽,但无发热。入院前2天突然口吐白沫、两眼上翻、凝视、四肢强直性抽搐,反覆发作,每次历时10～15分钟,之后持续发作,且神志不清,伴二便失禁,即来院急诊。患儿幼时曾多次“高热惊厥”,无多饮多尿病史及家属史。T36.5℃,BP Male, 13 years old, hospital number 0004736. 2 weeks before the onset of runny nose, cough, but no fever. 2 days before admission suddenly spit foam, his eyes turned up, stare, limbs tonic convulsions, repeated attacks, each lasted 10 to 15 minutes, and then sustained attack, and confusion, with incontinence, that is, to hospital emergency . Childhood have repeatedly “febrile seizures”, no history of polyhydramnios and family history. T36.5 ° C, BP