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通过使用斑点跟踪心电回声仪在心房的亚型中对左心房和心室重塑的评估

Shirui Lu¹, Hongyun Liu¹, Jie Sun¹

¹Department of Medical Ultrasound, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.

Frontiers in cardiovascular medicine

|August 28, 2023

概括

心房动 (AF) 导致心脏重塑. 持续性AF (PerAF) 显示左心房和心室功能障碍比帕洛西斯马性AF (PAF) 更严重,表明心脏变化进展.

科学领域:

心脏病学心脏病学
心脏成像 - - 心脏成像
心声回声扫描 (Echocardiography) 是一种心声回声扫描.

背景情况:

前庭动 (AF) 与显著的心脏结构和功能重塑有关.
了解不同AF亚型的特定左心房 (LA) 和左心室 (LV) 变化对于患者管理至关重要.

研究的目的:

使用心声谱应变技术,研究和比较患有不同类型心脏动 (AF) 的患者左心房 (LA) 和左心室 (LV) 的重塑.
为了评估心脏功能障碍的进展,在帕洛西斯马性AF (PAF) 和持久性AF (PerAF) 中.

主要方法:

利用带有斑点跟踪的二维回声心脏学,用于自动功能成像和应变分析.
对比了463名AF患者 (284名发性AF,179名持久性AF) 与102名鼻节律对照.

主要成果:

与对照组相比,AF患者表现出扩张的LA体积,减少的LA储应变,较低的LV射出分数 (LVEF) 和全球纵向应变 (GLS) 的损害.
持久性AF (PerAF) 患者的LA体积显著增加,LA储菌株,LVEF和GLS变得更差,与帕洛西斯马性AF (PAF) 患者相比.
在AF患者中,即使没有LA扩大,也观察到LA功能受损和LV功能减少.

结论:

心房导致左心房 (LA) 扩张和LA功能受损,这些变化在持续性AF (PerAF) 中比帕洛西斯马性AF (PAF) 更严重.
左心房功能障碍在LA扩大之前,突出显示了AF中心脏重塑的渐进性质.
左心房再造是一个连续的过程,发生在AF发展的不同阶段.

关键词:

心房动是心房动的一种.在左心房,左心房.在左心室的左心室.斑点跟踪回声心脏图谱斑点跟踪回声心脏图谱压力压力压力压力在这个过程中,体积体积体积体积量.

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