慢性闭角型青光眼发病隐晦,症状轻微,有者无何自觉症状,由于眼压升高,致视功能进行性减退,甚至完全丧失。此病多不易被患者早期注意,而来诊甚晚,失去了早期诊治的机会。又由于早期病情不易引起医生的足够重视,待症状明显得以确诊时,视功能损害已不可挽回。在临床工作 Chronic angle-closure glaucoma pathogenesis is obscure, mild symptoms, some without any symptoms, due to increased intraocular pressure, caused by progressive deterioration of visual function, or even completely lost. The disease is more difficult to be early attention of patients, but the clinic was late, lost the opportunity for early diagnosis and treatment. And because of the early illness is not easy enough to cause the doctor’s attention, until the symptoms were clearly diagnosed, visual impairment has been irreparable. In clinical work