视网膜光敏度阈值测定客观评估高度近视白内障手术后视觉质量

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1、授予单位代码10089学号或申请号20153298中国图书分类号R776.1HebeiMedicalUniversity硕士学位论文专业学位视网膜光敏度阈值测定客观评估高度近视白内障手术后视觉质量研究生：李娟导师：叶存喜教授专业：眼科学二级学院：河北医科大学第二医院2018年3月目录中文摘要····································································································1英文摘要·················································

2、···················································3英文缩写····································································································5研究论文视网膜光敏度阈值测定客观评估高度近视白内障手术后视觉质量前言···································································································6材料与方法····

3、···················································································7结果·································································································10附图·································································································12附表············

4、·····················································································15讨论·································································································23结论·································································································25参考文献·······

5、··················································································25综述高度近视白内障术后视觉质量的研究进展······························29致谢··········································································································38个人简历··················································

6、················································39中文摘要视网膜光敏度阈值测定客观评估高度近视白内障手术后视觉质量摘要目的：探索电视野引导下对视网膜光敏度阈值测定和分析，实现高度近视白内障手术后视觉质量量化评估，以期为临床提供一个可行的评估方法。方法：纳入高度近视白内障患者23例26只眼，均行白内障超声乳化吸除联合人工晶状体植入术，术前与术后1个月的最佳矫正视力（Bestcorrectedvisualacuity,BCVA）、Ⅰ区（0°-52°）与Ⅱ区（30°-52°）的平均敏感度（meansensitivity,MS）及平均缺损（meande

7、fect,MD）的比较运用配对t检验；数值图中58个位点的光敏度及比较值图中的58个位点与年龄匹配的正常值差值变化的比较运用两相关样本的Wilcoxon秩和检验。结果：1.最佳矫正LogMAR视力：入组患者术后较术前视力明显改善，差异有统计学意义（t=-5.170,P＜0.01）。2.Ⅰ与Ⅱ区的MS和MD：入组患者术后较术前Ⅰ区及Ⅱ区MS明显提高，差异均有统计学意义（t=4.667,P＜0.01；