作者描述3例白内障囊外摘出联合后房型人工晶体植入术后数年,见到剥脱物在植入人工晶体的后面,而在术前未见到这些剥脱物质。所有3例在见到剥脱物前均有后囊膜破裂。此现象以往文献均未见报道。最近超微结构研究显示,脱落物至少部分 The authors describe three years after extracapsular cataract extraction combined with posterior chamber intraocular lens implantation for years after which the exfoliative material was seen behind the implanted intraocular lens and was not seen prior to surgery. Posterior capsular rupture occurred in all three cases before exfoliation was seen. This phenomenon has not been reported in the literature. Recent ultrastructural studies have shown that shedding is at least partially