[病例]刘某,男,12岁,学生。因双眼视物不清5年余,于1992年4月30日下午,到我院就诊,既往身体健康。查视力:右眼0.1,左眼0.12。双眼睑正常,结膜无充血、角膜透明、前房清,瞳孔圆,光反射灵敏,晶体透明,玻璃体透明。眼底—25D视清,呈豹纹状眼底,余未见异常。诊断双眼屈光不正,用5％托吡卡胺点眼收瞳检影,双眼各点1滴,每隔5min点1次,共点3次,点药后,即令患儿指压泪囊部。患儿于点药后,15min出 [Case] ​​Ryu, male, 12 years old, student. Due to unclear visual acuity more than 5 years, in the afternoon of April 30, 1992, to our hospital for treatment, previous physical health. Check visual acuity: right eye 0.1, left eye 0.12. Double eyelid normal, conjunctival hyperemia, corneal transparency, anterior chamber clear, pupil circle, light reflection sensitive, crystal transparent, vitreous transparent. Fundus -25D as clear, leopard-like retinal, I did not see abnormalities. Diagnosis of binocular refractive errors, with 5% tropicamide eye pupil pupil retinoscopy, eyes each drop of 1 point, every 5min point 1 point, a total of 3 times, after the point of medicine, even if the children finger pressure dacryocyst part. Children in the medicine, 15min out