经过导管大动脉置换后轻度膜泄漏的长期结果
Akiva Rosenzveig1, Shivabalan Kathavarayan Ramu1, Besir Besir1
1Department of Cardiovascular Medicine, Heart, Vascular and Thoracic Institute, Cleveland Clinic, Cleveland, Ohio, USA.
Structural heart : the journal of the Heart Team
|September 2, 2025
概括
过导管大动脉置换 (TAVR) 后的轻度膜泄漏 (PVL) 在两年内没有导致更差的临床结果或心脏重塑. 这一发现表明轻度PVL在TAVR后并不是一个显著的长期问题.
科学领域:
- 心脏病学
- 干预心脏病学
- 心脏外科
背景情况:
- 甲膜泄漏 (PVL) 是通过导管的动脉置换 (TAVR) 后的一个常见并发症.
- 在TAVR后轻度PVL的长期临床影响仍然是争论的主题.
- 了解轻度PVL的后果对于患者管理和程序优化至关重要.
研究的目的:
- 评估TAVR后轻度PVL患者的2年临床和血液动力学结果.
- 为了比较轻度PVL和无/微量PVL患者之间的结果.
- 确定轻度PVL是否与不良事件或心脏重塑功能受损有关.
主要方法:
- 在2601名接受TAVR的成年患者中进行了回顾性队列研究.
- 患者分为轻度PVL和无/痕迹PVL组.
- 通过考克斯回归评估临床结果 (死亡率,心力衰竭住院);使用线性混合模型分析2年的血液动力学变化.
主要成果:
- 在5%的患者中发现轻度PVL (140/2601).
- 患有轻度PVL的患者年龄较大,BMI较低,左心室缩和腹率较高.
- 两组之间没有观察到两年全因死亡率 (HR 1.24) 或心力衰竭住院率 (HR 1. 19) 的显著差异. 血液动力学参数保持一致.
结论:
- 在TAVR后的轻度PVL与长期不良临床结果无关,长达2年.
- 与没有/ 痕迹PVL的患者相比,轻度PVL的患者没有观察到心脏重塑的显著损伤.
- 这些发现表明轻度PVL可能不需要积极的干预,并且具有良性长期预后.
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