本文报道12例白内障囊外摘出术后植入后房型人工晶体所致的瞳孔阻滞,旨在探讨其病因、病程及虹膜周边切除术对预防瞳孔阻滞性青光眼的作用。 12例后房型人工晶体植入眼于术后6天到14个月发生瞳孔阻滞。患者均有浅前房,虹膜膨隆,人工晶体与虹膜相贴,致房角阻塞。眼 This paper reports the pupillary block caused by implantation of posterior chamber intraocular lens in 12 cases of extracapsular cataract extraction to explore the etiology and course of disease and the effect of peripheral iridectomy on preventing pupillary block glaucoma. 12 cases of posterior chamber intraocular lens implantation in 6 days to 14 months after the occurrence of pupillary block. Patients have shallow anterior chamber, iris bulging, intraocular lens and iris affixed to the corner of the room obstruction. eye