患儿女性,7岁半,第5胎,足月顺产。患儿出生后发育迅速,4个月阴道白带增多,1岁后月经来潮,每次1～4天,色红,量中等。3岁起乳腺逐渐长大,目前同青春期正常女性,患儿行动及语言与同龄正常小儿相似.但3～4岁时患儿常无故发笑,数秒钟后恢复正常,7岁后发笑次数增加,每日发作1～3次,每次约2分钟,随即颈向后倾,双手紧握,四肢强直,双眼上翻,瞳孔扩 Children with children, 7 years and a half, the 5th child, full-term delivery. Children develop rapidly after birth, vaginal vaginal discharge increased 4 months after 1 year of menstrual cramps, each 1 to 4 days, color red, the amount of medium. 3-year-old breast gradually grew up, with the current adolescent normal women, children with language and action similar to normal children of the same age, but 3 to 4 years old children often make no reason to laugh, return to normal after a few seconds, 7 years after the increase in the number of smiles, Attack 1 to 3 times a day, each about 2 minutes, then neck backward, hands clenched, limbs straight, eyes up, pupil dilation