在患有下心肌梗塞的患者中,通过斑点追踪评估右心室和右心室功能
Nilda Espinola-Zavaleta1,2, Pablo José Gonzalez-Velasquez3, Rodrigo Gopar-Nieto3
1Department of Nuclear Cardiology, National Institute of Cardiology Ignacio Chavez, 14080 Mexico City, Mexico.
Reviews in cardiovascular medicine
|July 30, 2024
概括
左心室下心肌梗塞 (MI) 显著降低了右心室和右心房的纵向应变. 斑点跟踪回声心力学可以检测在较低的MI患者的亚临床右心参与.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 心脏成像 - - 心脏成像
背景情况:
- 低心肌梗塞 (MI) 可以影响右心室,影响预后.
- 评估右心房 (RA) 和右心室 (RV) 功能对于管理劣等心脏病发作至关重要.
研究的目的:
- 评估左心室 (LV) 下壁MI对RA和RV纵向菌株 (LS) 的影响.
- 使用二维斑点跟踪回声心脏图 (STE) 来评估亚临床右心功能障碍.
主要方法:
- 包括60名患者,30名患有LV较低的MI和30名对照.
- 分析了使用2D STE的无RV壁LS和RALS (水库,收缩,导管阶段).
- 通过3D跨胸腔心声学测量RV喷射分数.
主要成果:
- 与对照组相比,LV劣MI患者的VV无壁LS,RA储阶段LS和RA导管阶段LS显著降低.
- 后勤回归表明LVMI,减少双心室喷射率,额头吐和肺高血压与VR和RALS的降低有关.
结论:
- 无RV壁LS和RA峰值应变 (储和导管阶段) 在LV较低的MI患者中显著降低.
- 2D STE可以识别亚临床RV参与及其对下方LVMI的RA纵向菌株的影响.
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