Relationship between corneal thickness and visual function after LASIK
付莉萍, 路俊霞
Abstract
付莉萍, 路俊霞
Abstract
目的 探讨LASIK术后角膜厚度与视功能的关系.方法对LASIK术后113例(221眼)按屈光度数分为3组.Ⅰ组:-1.00~-6.00D,共51眼;Ⅱ组:-6.25~-10.00D,共131眼;Ⅲ组:-10.25~-20.00D共39眼.LASIK术后常规处理,分别于术后1天,1周、1月和3月进行复查.结果3组术前角膜厚度无明显差别,术后角膜厚度与预计角膜厚度的差异具有统计学意义(P<0.05).角膜实际切削的厚度较理论上切削为浅.相差越多,视力回退也越明显.屈光度数回退量与年龄呈负相关,与术中切削区大小呈负相关.结论LASIK治疗近视安全有效,有良好的稳定性、安全性和预测性。
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目的 探讨LASIK术后角膜厚度与视功能的关系.方法对LASIK术后113例(221眼)按屈光度数分为3组.Ⅰ组:-1.00~-6.00D,共51眼;Ⅱ组:-6.25~-10.00D,共131眼;Ⅲ组:-10.25~-20.00D共39眼.LASIK术后常规处理,分别于术后1天,1周、1月和3月进行复查.结果3组术前角膜厚度无明显差别,术后角膜厚度与预计角膜厚度的差异具有统计学意义(P<0.05).角膜实际切削的厚度较理论上切削为浅.相差越多,视力回退也越明显.屈光度数回退量与年龄呈负相关,与术中切削区大小呈负相关.结论LASIK治疗近视安全有效,有良好的稳定性、安全性和预测性。
Key concepts: LASIK, Ophthalmology, Medicine, Optometry