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Analysis of variance of visual acuity after cataract extraction
Author(s): CHEN Pei, ZHOU Xiuli
Pages: 603-
604
Year: 2001
Issue:
8
Journal: CHINESE JOURNAL OF NURSING
Keyword: 视网膜计; 网测; 白内障;
Abstract: 目的:分析白内障手术前后网测值差异的可能原因.方法:随机选择各型白内障患者 91例(91眼),应用视力干涉仪——视网膜计(Retionmetet),对91例(91眼)白内障患者手术前后视功能情况进行检测,观察手术前后视网膜计测量值(网测值)变化情况.结果 :在 91例中有12例晶体严重混浊,视网膜计无法测得确定值,术后 11例网测值有提高(91 .67%);余79例中19例(24.05%)手术前后网测值结果一致,50例(63.29%)术后网测值好于术前,10例(12.66%)术后网测值比术前差.结论:晶体混浊程度、形态、黄斑区病变以及检测程序不规范等是导致白内障患者手术前后网测值出现差异的原因.
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