周某，女性，３６岁。１９９８—１０感到左眼视物模糊伴轻度胀感，呈间歇性发作，自行缓解。１９９９－０２门诊检查：右眼视力１．０，左眼视力０．８，左眼虹膜ｌ－２点位缺损，无色素外翻，瞳孔呈梨形，向鼻上方轻度移位，眼压正常。诊断：先天性虹膜缺损。此后又先后两次 Zhou, female, 36 years old. 1998-10 left eyes blurred vision with mild swelling, was intermittent attacks, relieve themselves. 1999-02 Out-patient examination: right eye vision 1.0, left eye vision 0.8, the left iris l-2 point defect, no pigment valgus, the pupil was pear-shaped, slight shift to the nose, intraocular pressure normal. Diagnosis: Congenital iris defect. And then twice in succession