在无症状患者中使用运动回声心脏成像来评估右心室力学,这些患者患有严重的额头腔狭窄
Esra Poyraz1, Fatma Can2, Nursen Keles2
1Dr. Siyami Ersek Cardiovascular and Thoracic Surgery Center, Department of Cardiology, Health Science University, Istanbul, Turkey. esrpoyraz@hotmail.com.
The international journal of cardiovascular imaging
|October 25, 2024
概括
运动回声心脏图显示,在患有呼吸不全的严重额叶狭窄症患者中,右心室 (RV) 功能下降. 运动期间的RV机制可以帮助这些患者分层风险.
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.
- 心血管生理学心血管生理学
背景情况:
- 类风湿性心肌狭窄症 (MS) 可以影响右心室 (RV) 功能.
- 在运动期间评估RV机制对于了解MS患者的心血管储备至关重要.
- 严重的多发性硬化 (中枢面积≤1.5厘米2,C阶段) 需要仔细评估运动能力.
研究的目的:
- 评估运动心声学 (EE) 对无症状重型风湿性多发性硬化症患者VR变形参数的影响.
- 为了确定运动症状 (呼吸不全) 和MS严重程度之间的关系.
- 评估RE期间RV机械的实用性,以对风险分层进行评估.
主要方法:
- 38名患有严重风湿性MS的患者接受了EE.
- 患者被分为运动不耐受 (呼吸不通) 和运动耐受性组.
- 在基线和峰值运动时测量了RV心声学参数,包括RV全球纵向应变 (RV GLS) 和RV自由壁纵向应变 (RV FWLS).
主要成果:
- 在运动高峰时,RV GLS和RV FWLS在运动不耐受组与运动耐受组相比显著降低 (分别P=0.040和P=0.033).
- 运动能力与RV FWLS在基线 (r=0.627) 和峰值运动 (r=0.697) (P<0.001对于两者) 均表现出强烈的相关性.
- 在无症状重症多发性硬化症患者中,EE在评估RV机制方面被证明是可靠的.
结论:
- 在MS患者中,RV收缩储备在运动期间可能会减少,这些患者患有呼吸障碍.
- 通过EE评估的RV机制可靠地评估无症状严重MS.
- 在EE期间的RV机制可能对严重多发性硬化患者的风险分层有价值.
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