在左心室排气分数减少的患者中,对严重的 mitrale 排气而进行关置换与修复
Zara Dietze1, Mateo Marin-Cuartas1, Livia Berkei1
1University Department of Cardiac Surgery, Leipzig Heart Center, Leipzig, Germany.
JTCVS open
|January 9, 2025
概括
中心的修复提供了更好的长期存活比更换在减少左心室喷射率和中心回的患者. 严重的LV功能障碍独立地预测了米特拉手术后的生存率较差.
科学领域:
- 心血管外科心血管外科
- 心脏门疾病 心脏门疾病
- 这是心脏衰竭.
背景情况:
- 随着左心室喷射率降低 (LVEF <50%) 的 mitra regurgitation (MR) 呈现出一个复杂的治疗挑战.
- 在这种高风险人群中,将米特拉 (MV) 修复与更换的结果进行比较对于临床决策至关重要.
研究的目的:
- 为了比较米特拉修复与替换的早期和长期结果,在MR和减少LVEF的患者中.
- 在这个患者队列中确定MV手术后长期死亡率的预测因素.
主要方法:
- 对356名初级或二级MR和LVEF<50%进行MV修复或更换的患者 (2005-2017年) 的回顾性分析.
- 倾向性得分匹配 (42对) 用于调整修复和替换组之间的基线差异.
- 评估的结果包括住院死亡率,长期存活率和重新手术率.
主要成果:
- 与无匹配 (72.8%对50.1%) 和匹配 (64.3%对50.7%) 队列中的替换相比,中枢门修复显示出更高的8年生存率.
- 在二次性MR中,修复显示出比替换更有显著的8年生存益处 (65.1%与44.6%相比).
- 显著减少的LVEF (<40%) 是减少长期存活的独立预测因子 (HR,1.7).
结论:
- 与MR和减少LVEF的患者的更换相比,中枢门修复提供了更好的长期结果.
- 严重的左心室功能障碍是中心手术后生存率下降的重要预测因素.
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