持续减少功能性 mitra 排泄会影响生存吗?
Tessa M F Watt1, Alexander A Brescia1, Shannon L Murray1
1Department of Cardiac Surgery, University of Michigan.
Seminars in thoracic and cardiovascular surgery
|August 26, 2023
概括
针对功能性 mitrale 吐 (FMR) 的手术性 mitrale 膜修复 (MVr) 显著改善了复发性 FMR 减少时的生存率. 在MVR后实现较低级别的FMR对于更好的长期结果和降低死亡率至关重要.
科学领域:
- 心脏病学 心脏病学
- 心脏外科手术 心脏外科手术
- 生物医学工程 生物医学工程
背景情况:
- 功能性腹反 (FMR) 与生存率低下和发达的心脏病有关.
- 额头门修复 (MVr) 减轻FMR影响的有效性仍在争论中.
- 手术干预旨在减少FMR负担并改善患者的预后.
研究的目的:
- 评估手术MVr对严重FMR患者的生存的影响.
- 为了确定通过MVr减少FMR负担是否会影响长期死亡率和重新操作率.
- 评估MVR后复发性FMR等级与患者结局之间的关系.
主要方法:
- 在2004年至2017年期间,对201名接受MVR重症FMR的患者进行了回顾性分析.
- 患者被分类为术后复发性FMR等级 (0-4) 在取消整形后.
- 卡普兰-梅尔和考克斯的比例危险模型用于分析死亡和重新手术的时间到事件数据.
主要成果:
- 45%的患者实现了0级复发性FMR,而4%的患者有4级.
- 复发性 FMR 的较高等级 (≥3) 与重新手术率的增加有关 (44.6%与14.6%相比).
- 增加复发性FMR等级独立预测了更高的死亡率 (HR 1.30).
结论:
- 通过MVr实现FMR负担的持久降低与改善的长期存活率有关.
- 术后复发性FMR的较低级别与死亡或重新手术的风险降低相关.
- 手术MVr,当成功地持续减少FMR时,在这个患者队列中提供了生存益处.
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