长期的心电图变化后的脏缩-左心室质量和心律失常负担
Gianni Sesa-Ashton1, Janis M Nolde2,3, Bart Tang2
1Baker Heart and Diabetes Institute, Melbourne, Australia.
Journal of clinical hypertension (Greenwich, Conn.)
|August 2, 2025
概括
脏缩 (RDN) 在8年内没有显著改变左心室质量或心房动. 然而,在RDN后降低血压与左心室质量减少相关,这表明BP依赖的效应.
科学领域:
- 心脏病学 心脏病学
- 腎臟病學 (nephrology) 是一種醫學.
- 高血压管理 高血压管理
背景情况:
- 脏缩 (RDN) 通过调节交感神经活动来降低血压.
- RDN的潜在好处包括改善心脏重塑,减少左心室缩 (LVH) 和心房动 (AF) 负担.
- 关于RDN对心脏结构和心律的影响的长期数据有限.
研究的目的:
- 评估RDN对左心室质量和AF发病率的长期影响.
- 评估降低血压和RDN后心脏重塑之间的关系.
主要方法:
- 40名耐药高血压患者接受了RDN.
- 在基线和长期随访 (平均8.3年) 时进行了12导电图和24小时的门诊血压监测 (ABPM).
- 康奈尔电压指数用于计算左心室质量指数 (LVMI);AF通过心脏病学家的审查进行评估.
主要成果:
- 在基线和男性或女性的长期随访之间没有观察到康奈尔电压或LVMI的显著变化.
- 在长期随访时降低血压和减少LVMI (r=0.50,p=0.0011) 之间发现了显著的相关性.
- 在基线和长期随访期间,AF发病率没有变化.
结论:
- 长期的RDN在这个队列中没有直接减少LVMI或AF负担.
- 观察到的LVMI的降低取决于RDN后达到的血压降低程度,突出显示了BP介导的效应.
- RDN对心脏重塑的长期影响似乎与其降低血压的有效性有关.
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