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跖疣 Verrucae Plantares
是发生在足底部的寻常疣。大多由HPV-1引起。
诊断要点:
典型损害为绿豆大小、表面角化粗糙、灰黄或污灰色的丘疹,境界清楚。如用小刀将表面角质刮去,可见出血点。有时损害可互相融合成片,称镶嵌疣(mosaic warts)。
治疗要点:
数目少时采用冷冻、激光治疗。也可采用手术挖除,也可局部外用5%氟尿嘧啶软膏或4%甲醛溶液浸泡。对镶嵌疣可采用光动力治疗。
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P1-8-1_12088.jpg?sign=1739595579-M9NeFRYBnUfAWZq3R4i7QSKWA10PVptJ-0-ca1ae595db27758056a6f661679c0652)
图1-8-1 跖疣
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P1-8-2_12089.jpg?sign=1739595579-4M9TkS34dXvuQNQjd9U1ZgNGQYdwmJve-0-7688a4aa31eb313eb320b5e6b2a0cec2)
图1-8-2 跖疣
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P1-8-3_12090.jpg?sign=1739595579-BP5JOygO429O4MZOee8Y5mR3TnFtALUG-0-506e56286076eb3ea44653f7e3d29335)
图1-8-3 跖疣 镶嵌疣