肺静脉流动模式与长期的 mitra transcatheter 边缘到边缘结果相关
Tomer Dvir1, Itshak Amsalem2, Shemy Carasso2
1Jesselson Integrated Heart Center, Shaare Zedek Medical Center, and Faculty of Medicine, Hebrew University, Jerusalem, Israel; Department of Military Medicine, Hebrew University of Jerusalem, Tzameret Program, Israel.
概括
肺静脉流量显著改善,经过横导管边缘到边缘修复 (TEER) 用于 mitrale 吐 (MR). 增强的光伏流量参数与心力衰竭住院和死亡率的降低相关,这表明它们可以用于指导TEER程序目标.
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:
- 过导管边缘到边缘修复 (TEER) 是对额头回 (MR) 的关键治疗方法.
- 目前缺乏评估TEER程序成功的客观参数.
- 肺静脉 (PV) 流可以作为膜血液动力学和临床结果的替代品.
研究的目的:
- 为了研究在MR患者中TEER后的肺静脉 (PV) 流动力学.
- 评估光伏流量参数与临床结果之间的关联,包括心力衰竭住院和死亡率.
主要方法:
- 对80名接受TEER的MR患者的回顾性分析 (2020年1月-2021年10月).
- 在TEER之前和之后测量光伏流量参数 (速度,VTI,心缩/心径比).
- 主要结局: 1,6,12个月高血压和1年的全因死亡率.
主要成果:
- 在TEER后的光伏缩波参数 (峰值速度,VTI和比率) 中观察到显著的改善.
- 较高的术后缩性静脉动脉突发症 (SVTI) 与1,6和12个月的降低HFH有关.
- 较低的SVTI (<3) 与明显增加的HFH风险和1年死亡率相关.
结论:
- TEER导致光伏流血动力学显著改善.
- 特定的光伏流量参数,特别是SVTI,与降低HFH和死亡率有关.
- 光伏流量评估有可能指导TEER程序目标并改善患者的治疗结果.
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