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玻璃体变性的临床表现

来源:华人健康网 | 发布时间:2010-12-24 11:53:41 | www.chinesejk.com

1.玻璃体液化:眼前飞蚊,对视力无影响,裂隙灯检查玻璃体见液化腔(黑色光学空间); 2.玻璃体浓缩:玻璃体呈抖动状,可牵引视网膜呈漏斗状脱离; 3.玻璃体后脱离:病人主诉突发眼前见环形或蜘网状黑影飘动,眼底检查见视乳头前方玻璃体内环形混浊,日久也可变形或成片块状混浊。三面镜检查见视网膜前有黑色光学空间,偶见玻璃体出血或黄斑水肿。 4.星状玻璃体病变:无自觉症状,玻璃体中可见多量银白色反光小体,随眼球飘动而不下沉。

诊断依据:
1.高度近视和老年人多见玻璃体液化和玻璃体后脱离;

2.眼外伤及视网膜脱离者多见玻璃体变性液化或萎缩;

3.星状玻璃体病变:多见于60岁以上老年男性,尤其患有糖尿病或高胆固醇血症者;

4.眼底检查:可见各自的特征。

(编辑:阳阳 )

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