患儿男 ,2个月 ,因鼻塞 2ｄ ,抽搐 3ｈ入院。 2ｄ前受凉后出现鼻塞、轻咳 ,无发热及呕吐。 3ｈ前无诱因突然出现抽搐 ,表现四肢肌阵挛性发作 ,伴哭闹 ,无意识丧失及口唇青紫 ,能吃奶。当地应用镇静剂效差来我院。既往健康。患儿系足月顺产 ,第 4胎 ,母乳喂养。其长兄、一姐均于 Children male, 2 months, due to nasal obstruction 2d, twitch 3h admission. 2d before the nose appeared after the cold, light cough, no fever and vomiting. 3h before the sudden inducement of convulsions, the performance of limb myoclonic seizures, with crying, loss of unconsciousness and lips bruising, can nurse. Local application of sedatives to our hospital. Past health. Children with full-term follow-up, the fourth child, breastfeeding. The eldest brother, a sister are in