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中毒性表皮坏死松解症 Toxic Epidermal Necrolysis
是药物性皮炎中最为严重的类型之一。
诊断要点:
有服药史,如抗生素、磺胺、解热镇痛药及镇静安眠药等。发病急骤,数小时或一天内即可波及全身。皮肤上为红斑、水肿,迅即发生大疱,互相融合成大片状表皮坏死,尼氏征阳性,一碰即松解,剥脱,成大片糜烂面,自觉疼痛,全身腔口部位有严重的大疱和糜烂、渗出。患者有烦躁不安、嗜睡、昏迷以及高热等全身症状。
治疗要点:
停用致敏药物,治疗用药尽可能简单。静脉滴注大剂量糖皮质激素,同时静脉内注射免疫球蛋白,补钾,应用大剂量维生素,全身支持治疗。皮肤护理非常重要,预防感染。近来报告用肿瘤坏死因子抑制剂治疗取得满意疗效。
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P9-12-1_13888.jpg?sign=1739520799-kge4UoYflSycBWdm1yriJrOeBcfT20WM-0-285e11a2d9fda1be14857273337d82e3)
图9-12-1 中毒性表皮坏死松解症
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P9-12-2_13889.jpg?sign=1739520799-lYS4nVgrvlYXDCnbSSIcgdN13H2f6Yxz-0-a9794aa106c81fd9315fc9bfd136f8cd)
图9-12-2 中毒性表皮坏死松解症
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P9-12-3_13890.jpg?sign=1739520799-CzXZmcq4cbp5ofw18kZMkXLbNEuaezsl-0-9445c828dd392008f0da22d074719bf1)
图9-12-3 中毒性表皮坏死松解症
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P9-12-4_13892.jpg?sign=1739520799-XruKkqiNOqbOuzsgo2LjuKSBXtplgj6d-0-9ac9c439bb05941368bc06d60dd90f92)
图9-12-4 中毒性表皮坏死松解症
![](https://epubservercos.yuewen.com/2D47EB/21846772801639806/epubprivate/OEBPS/Images/P9-12-5_13894.jpg?sign=1739520799-rERWeFsDVYohF4CoyXNCYLWONAvKomnk-0-580af0c74f3ced8c4ad03eab115876ea)
图9-12-5 中毒性表皮坏死松解症