徐×,女,15岁,学生,于1982年5月18日就诊.患者系第六胎足月顺产,无头部外伤史,生后十个月开始癫痫发作。间隔1周至2个月发作一次,每次持续5～10分钟。意识丧失,口吐白沫,双眼球上翻,四肢强直性抽搐,偶有尿失禁。且多在白天发作。6岁开始服用苯妥英钠0.1～0.2克一日三次。来院前三天因癫痫发作频繁自行加量口服苯妥英钠一次0.4克(当时为0.2克一日三次),服 Xu ×, female, 15 years old, was admitted to the clinic on May 18, 1982. The patient was born full term at the sixth birth without head trauma and seizures began ten months after birth. Interval of 1 week to 2 months attack, each lasting 5 to 10 minutes. Loss of consciousness, foaming at the mouth, double glances, twitching limbs, occasional urinary incontinence. And more in the daytime attack. 6-year-old started taking 0.1 to 0.2 grams of sodium phenytoin three times a day. For the first three days due to epilepsy seizures frequent self-added oral dose of sodium phenytoin 0.4 g (then 0.2 grams three times a day), service