例1:男,11岁,学生。无癫痫家族史,母孕期和出生时无异常,自幼以来无脑外伤史。1999年4月10日玩电脑游戏机4小时后,突感头痛,头昏,恶心,呕吐。4月27日晚,在完成作业后,又玩游戏机1小时左右,上述症状又发作,且猝然昏倒,四肢抽搐,口吐白沫,双眼直视,不省人事,约2分钟。被其父亲急送我院门诊。检查:无特殊体征,测体温正常,血、尿、大便常规及心电图等均正常;脑电图检查见大脑左右两半球为8.5~10Hz Example 1: Male, 11 years old, student. No family history of epilepsy, no abnormalities during pregnancy and at birth, no history of brain injury since childhood. April 4, 1999 After playing computer game for 4 hours, sudden headache, dizziness, nausea, vomiting. On the evening of April 27, after finishing the homework, I played the game for another 1 hour or so. The above symptoms were attacked again and fainted suddenly. My limbs twitched, foaming at my mouth and looking straight at my eyes, unconsciously, about 2 minutes. Urgent delivery to our hospital by his father. Check: No special signs, normal temperature, blood, urine, stool routine and ECG were normal; EEG examination see the left hemisphere of the brain is 8.5 ~ 10Hz