经过过导管边缘到边缘修复后的一年结果在退行性MR中,根据心脏损伤程度分层分层
Abdullah Al-Abcha1, D Scott Lim2, Jörg Hausleiter3
1Mayo Clinic, Rochester, Minnesota, USA.
JACC. Cardiovascular interventions
|November 12, 2025
概括
过导管边缘到边缘修复 (TEER) 有利于患有退行性心肌吐 (DMR) 的患者,无论心脏外侧损伤 (EMCD) 的程度如何. 一年后的结果显示,在所有EMCD阶段的心脏功能和生活质量都有相似的改善.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 心脏外科手术 心脏外科手术
背景情况:
- 额外心脏损伤 (EMCD) 对转导管边缘到边缘修复 (TEER) 后对退行性额外心脏反 (DMR) 的结果的影响尚不清楚.
- 在TEER程序中,评估EMCD的影响对于患者选择和风险分层至关重要.
研究的目的:
- 评估TEER在DMR患者的一年临床和心声学结局,根据基线EMCD的严重程度分层.
- 确定EMCD的范围是否影响TEER的有效性和安全性.
主要方法:
- 随机 CLASP IID 试验 (NCT03706833) 一年期结果的分析,该试验涉及患有严重DMR和严重手术风险的患者.
- 根据基线心脏损伤,患者被分类为EMCD阶段 (0-4),包括左心室/心房重塑,肺高血压,三回和右心室功能障碍.
- 在EMCD各个阶段进行主要不良事件,全因死亡率,心力衰竭住院,心声学参数和生活质量得分的比较.
主要成果:
- 该研究包括211名患者,其中很大一部分患者处于EMCD晚期阶段 (第3阶段:13.3%,第4阶段:33.6%).
- 虽然心力衰竭住院率有显著差异 (P=0.012),但主要不良事件 (P=0.343) 和全因死亡率 (P=0.644) 在一年内在所有EMCD阶段都是可比的.
- 与基线相比,所有EMCD阶段的患者表现出 mitra,左心室体积和生活质量 (堪萨斯市心肌病问卷得分) 的显著和可比改善.
结论:
- 过导管 mitra 门修复 (TEER) 为患有DMR的患者提供了显著的临床和生活质量益处,无论心脏外导管损伤 (EMCD) 的程度如何.
- 即使是患有晚期EMCD (4期) 的患者也经历了良好的结果,包括较低的重大不良事件和死亡率,TEER后的功能改善也相似.
- 这些发现支持TEER在广泛的DMR患者中使用,包括那些有显著的心脏并发症的患者.
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