通过心声图和血液动力学评估,通过透气管大动脉植入后对膜吐的综合严重性分期
Michele Mattia Viscusi1, Raffaella Mistrulli2, Sara Corradetti2
1Cardiovascular Center Aalst, OLV-Clinic, Aalst, Belgium; Department of Advanced Biomedical Sciences, University Federico II, Naples, Italy.
The American journal of cardiology
|August 5, 2025
概括
在跨导管大动脉植入 (TAVI) 后评估膜反 (PVR) 需要侵入性和非侵入性方法. 综合方法改善了主要不良心血管事件 (MACE) 的风险分层.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 医疗成像医学成像
背景情况:
- 通过导管的大动脉植入器 (TAVI) 后轻度至中度的准膜反 (PVR) 与不良结果有关.
- 准确评估PVR严重程度对于患者的管理和预后至关重要.
- 目前用于PVR评估的侵入性 (血液动力学) 和非侵入性 (心声学) 方法存在局限性.
研究的目的:
- 直接比较TAVI后的侵入性与非侵入性PVR评估的诊断性能和预测价值.
- 探索PVR评估的综合侵入性和非侵入性方法的有效性.
- 评估综合PVR分期系统对重大心血管不良事件 (MACE) 的预后意义.
主要方法:
- 在TAVI后对126名PVR患者进行了回顾性,单中心的观察性研究.
- 使用侵入性指标 (大动脉反指数 - ARI,ARI比例) 和非侵入性心声回声学评估PVR严重程度.
- 开发和评估一个集成的PVR分期系统,将这两种方法结合起来.
主要成果:
- 在侵入性和非侵入性PVR评估之间观察到不良一致性 (科恩卡帕=0.24).
- 综合PVR分期显示,与侵入性方法相比,诊断准确度更高 (AUC为0.805比0.660).
- 侵入性评估预测了早期的MACE,而非侵入性方法更好地预测了晚期事件;严重的PVR通过综合评估与较低的无事件存活率相关.
结论:
- 侵入性PVR评估有效地识别了患有早期MACE风险的患者,特别是中度至重度病例.
- 在其他PVR病例中,心声显著提高了风险分层.
- 结合侵入性和非侵入性方法的综合方法提供了TAVI后风险分层的最全面的策略.
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