Grading & Level of Importance: B
Jiangan Zhang, Zhengzhou
概述:
一种急性对称性发疹性皮肤病,皮损呈衣领状脱屑,主要累及躯干,好发于年轻成人。
病因:可能与病毒(人疱疹病毒7型,HHV-7)感染有关。
初始皮损为大的斑片(母斑),继之出现多发性小的皮疹,皮损长轴沿皮纹走向,鳞屑呈衣领状,少见瘙痒,只有当皮肤受刺激时明显(如过多洗浴、应用致皮肤干燥的药物)。
皮损主要分布于躯干,有时累及颈部和四肢近端。
4-8周后自愈。
需和二期梅毒、药疹、 体癣、银屑病和钱币性湿疹鉴别。
保护皮肤,避免刺激,如伴瘙痒, 应用止痒剂或润肤剂。
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