后囊混浊是白内障术后的主要并发症之一,是引起手术后远期视力下降的主要原因,其发生率因患者年龄、手术方式、是否伴有其他眼病与人工晶状体材料、类型、随访时间及后囊混浊诊断标准不同而报道不一。后囊混浊发病影响因素较多且复杂,其中手术时对囊膜处理方式的不同对后囊混浊 Posterior capsular opacification is one of the main complications after cataract surgery and is the main cause of long-term vision loss after surgery. The incidence of opacification depends on patient’s age, operation mode, other eye diseases and intraocular lens materials, types, follow-up time And different posterior capsule opacification diagnostic criteria reported differently. The incidence of posterior capsule opacity more and complicated factors, including the operation of the capsule on the different ways of posterior capsule opacity