白内障的科普介绍是.ppt

白 内 障 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 什么是白内障？ 眼睛：照相机 镜头：角膜，晶体 底片：眼底 白内障：晶体混浊，透明性下降 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 黑眼珠发白就是白内障吗？ Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 看不见就一定是白内障了吗？ 白内障的症状： 视物模糊，慢慢发生，逐渐加重 单眼复视 明亮光线下视力变差 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 得了白内障眼睛会疼痛吗？ 一般没有痛、痒感觉 少数可能并发青光眼，眼剧烈胀痛伴头痛、恶心 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 视力下降到多少，才能诊断为白内障？ 视力标准一直有争议 因此早期白内障时常常出现有的医生说有白内障，有的医生说没有 世界卫生组织的标准：矫正视力低于0.8 需要接受手术的标准：矫正视力低于等于0.4 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 白内障的治疗 早期：点眼药水 目的：控制白内障的发展，无法逆转白内障，无法提高视力 现状：所有的眼药水的效果都不确切 中晚期：手术是唯一的方法 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 常用的眼药水： 障翳散 麝珠明目液 白内停 卡林—U 谷胱甘肽等 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 常见的手术方式 白内障超声乳化+人工晶体植入 白内障囊外摘除+人工晶体植入 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 白内障熟透了才能开的观点已经过时了 熟透了才开的缺点：切口大，反应大恢复慢，散光大效果相对差 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 白内障的预防 为什么有的老人年龄很大了视力还是很好，有的就不行？ 老年性白内障能预防吗？ Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 预防措施： 尽量避开强光和紫外线辐射 上午10点到下午2点，紫外线最强，少外出 使用遮阳帽，过滤紫外辐射的变色眼镜 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty