Objective:A quantitative dynamic study of the anterior chamber angle and observation of the profile of iris bombe of the primary chronic angle closure glaucoma(CACG)before and after the YAG laser iridectomy(YLI).

• 目的：动态地了解慢性闭角型青光眼（慢闭青）行YAG激光虹膜周切术（YLI）前、后的前房角定量改变，和虹膜膨隆的形态改变。