患儿,女,4岁,以外阴水疱、尿痛、尿液粉红40天就诊。缘于50天前曾“感冒”,5天后外阴瘙痒,红肿,表面有一簇小水疱,部分糜烂,伴灼痛。40天前尿痛,眼睑浮肿,晨尿混浊暗红。既往自1岁后大阴唇反复红肿,起水疱、糜烂、痛疼,一般5～10天能自愈。2年来反复10余次。家族中无单纯疱疹患者。父母无不洁性生活史。体检:Bp 17.3/9.3kPa。双睑轻度水肿。扁桃体不肿大。系统检查未见异常。肾区叩 Children, female, 4 years old, with vulvar blisters, dysuria, urine pink 40 days treatment. Due to 50 days ago had a “cold”, 5 days after genital itching, swelling, a small cluster of small blisters on the surface, some erosion, with burning pain. Dysuria 40 days ago, eyelid edema, morning urine cloudy dark red. Past one year after the labia repeatedly swollen, blisters, erosion, pain, generally 5 to 10 days to heal. Over the past two years more than 10 times. No herpes simplex in the family. Parents have no sexual life history. Physical examination: Bp 17.3 / 9.3kPa. Double eyelid mild edema. Tonsils are not swollen. No abnormal system check. Kidney area knocking