病例1,男,4岁,住农村山区。因发作性阴茎勃起半年,于2009年5月20日就诊。患儿足月平产第二胎,生长发育正常,既往体健。无颅脑感染史及头部外伤史,无不良嗜好,平素玩耍、活动好。家族史中,患儿的叔祖父曾因癫痫的发作倒入水塘中而淹死。约半年前的某天,父母见患儿在专注玩玩具 Case 1, male, 4 years old, living in rural mountainous areas. Due to seizure penile erection for six months, on May 20, 2009 treatment. Children with full-term second-term birth, growth and development of normal, previous physical health. No history of head infection and history of head trauma, no bad habits, usually playing, good activities. Family history, the children’s grandfather had drowned because of the onset of epilepsy into the reservoir. One day six months ago, my parents saw children playing toys