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疥疮 Scabies
系疥虫寄生于表皮角层内所致的传染病。通过密切接触传染,在人群易传播。
诊断要点:
基本损害为针头大小丘疹,有时可见疥螨在表皮角质层内掘的隧道。瘙痒剧烈,尤以夜间为甚。皮损好发于指缝、腕屈面、肘窝、脐窝及腹股沟等皮肤折皱部位。当皮疹泛发全身时,可误诊为丘疹性湿疹。男性患者在阴囊、阴茎皮肤上可形成黄豆大的褐红色结节。疥疮治愈后,结节仍经久不消。“挪威疥”具有疥的基本特点,但皮疹严重、泛发,有明显角化及痂屑,见于身体虚弱或免疫功能低下者。
治疗要点:
10%(儿童5%)硫磺软膏外搽,全身外用,连续3天,第4天洗澡更衣。必要时两周后重复一疗程。丙体666霜(疥灵霜)外搽12~24小时后洗澡,儿童及孕妇不宜使用。内衣、床单等寝具应煮沸消毒或在日光下暴晒。若有多人发病应同时接受治疗。
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-1_13636.jpg?sign=1739212548-ktaP7Ol5Fffbi0YS84AhWQvZ8T6PgRux-0-55a4c84aa1567629a693c9a3bb26cffc)
图6-6-1 疥疮
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-2_13637.jpg?sign=1739212548-9MOWm2P1Wk1Fm2NGSTCuurSCEccWdrwe-0-65d621c05768071d7564c4577a2ce939)
图6-6-2 疥疮
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-3_13638.jpg?sign=1739212548-UpHZwd4xjkITxhzj5EjWo9yKBLvvAFcC-0-87143bfa4891d8862c67e1fb4870c9ba)
图6-6-3 挪威疥
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-4_13639.jpg?sign=1739212548-pNtNRnRNCw5AlYlZ5YXswLeHq8GblaTL-0-699ae74aceb1b63e788e61bab9e49f25)
图6-6-4 挪威疥
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-5_13640.jpg?sign=1739212548-SENehL7H33eEJTwxrATDmEUSG6E7kusR-0-e5f3cd98a3ac266c58d74fe1d9525faf)
图6-6-5 疥疮
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P6-6-6_13641.jpg?sign=1739212548-hllp2lnZyThxLhRAc42ROrUwQgqnDupW-0-adc396f070164be36a77bf2546ecdb45)
图6-6-6 疥疮结节