2.1 鳞屑

复习:

Jiangan Zhang, Zhengzhou

概述:

同义词

鳞屑

定义/描述

角质层的过度增厚

细碎鳞屑（糠疹状）至粗糙鳞屑（银屑病）

颜色：白色、灰色

大小：数毫米至数厘米

特殊

脱屑是指鳞屑的弥漫性脱落

定位

可出现在体表任何部位：局限性脱屑多见于掌跖；可呈弥漫性，如鱼鳞病

黏膜：白斑

病程

可演变为糜烂、结痂或脱屑

伴丘疹或斑块

评论/解释

局限性角化过度伴大量鳞屑，如皮角

苔藓化（表皮增厚、脱屑）

掌跖角皮症

典型皮肤病

感染：癣

炎症：银屑病、特应性皮炎、鱼鳞病、干皮病（皮肤干燥）、角皮症

Note Saved
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典型皮肤病

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