Study on 686 eyes randomly chosen from 1,816 operated eyes with posterior chamber intraocular lens implantation at commune health stations and district health centres in Quang Nam provinces and Da Nang city since June 1999 to June 2001. All of patients have had a post-operative duration more than two years. 376 eyes experienced posterior capsule opaciffication (PCO), accounted for 54.8%. 179 eyes (26.1%) should be treated by laser Nd: YAG. PCO was classified into 4 degrees, and PCO with low vision, that could have good prognosis, was indicated laser treatment and then was treated immediately in local healthcare offices. All patients treated by laser were followed up was after one hour, one day, one week, one month and three months for evaluating the outcomes. Surgical complications and young age were positive correlated with the rate and severity of PCO.
captulotomy