白化病是由先天性黑色素代谢异常所致。临床上分三种:眼——皮肤白化病,眼部白化病,皮肤白化病。单纯的眼部白化病的家系病例报告不多。笔者曾遇一家系四例患者,现报告如下: 刘××,男,16岁,自幼视物不清,畏光,流泪,于1986年7月25日来院就诊。检查:身体发育正常,头发,腋毛均为黑色,全身皮肤色泽正常。眼部:视力右眼0.1,左眼0.3。双眼怕光,有水平性眼球震颤,双侧结膜无充血,角膜透明,前房水清,晶状体 Albinism is caused by abnormal metabolism of congenital melanin. Clinically divided into three types: eye - skin albinism, albinism, albino skin disease. Simple family history of albinism cases reported. I have encountered a family of four patients, are as follows: Liu × ×, male, 16 years old, his childhood blurred vision, photophobia, tearing, on July 25, 1986 to the hospital. Check: normal physical development, hair, armpit hair are black, normal skin color. Eye: Right eye 0.1, left eye 0.3. Eyes afraid of light, horizontal nystagmus, bilateral conjunctival hyperemia, corneal transparency, aqueous humor, lens