Objective To study the changes, mainly collagen fibers, of iris stroma in primary angle-closure glaucoma, and to determine the involved factor of primary angle-closure glaucoma.

• 摘要目的研究原发性闭角型青光眼虹膜基质的改变，主要是胶原纤维的变化，探讨闭角型青光眼发生的参与因素。