作为系统性硬化症中心脏功能障碍的早期标志物,右室心肌性能指数是系统性硬化症的早期标志物
Emrah Kaya1, Murat Taşçı2, Uğur Karasu3
1Department of Cardiology, Faculty of Medicine, Kütahya Health Sciences University, Kütahya, Türkiye.
Frontiers in medicine
|January 22, 2026
概括
系统性硬化症患者显示右心室肌动脉性能指数 (RV MPI) 升高,表明亚临床心脏功能障碍. 这种敏感标志物有助于早期检测SSc.中的心脏参与.
科学领域:
- 心脏病学 心脏病学
- 类风湿病学 类风湿病学
- 医学诊断 医学诊断 医学诊断
背景情况:
- 系统性硬化症 (SSc) 经常涉及亚临床心脏并发症,通常无法通过标准心声回声学检测到.
- 右心室肌动脉性能指数 (RV MPI) 是右心室 (RV) 功能障碍的潜在早期指标.
研究的目的:
- 为了比较SSc患者的RV MPI与健康对照.
- 评估RV MPI与SSc临床/功能特征之间的关联.
主要方法:
- 一项涉及60名SSc妇女和83名健康妇女的横截面研究.
- 使用心声学计算RV MPI,TAPSE和TAPSE/sPAP比率.
- 分析了与疾病持续时间,mRSS和肺功能测试的相关性.
主要成果:
- 与对照组相比,SSc患者的RV MPI显著更高 (0.54比0.35,p<0.001).
- 在SSc患者中观察到TAPSE和TAPSE/sPAP比率降低.
- 独立于其他因素,RV MPI表现出SSc的优异歧视 (AUC 0.92).
结论:
- RV MPI在SSc显著增加,这意味着RV-肺动脉合受损.
- RV MPI 作为一种敏感的,非侵入性的标志物,用于识别SSc.中的心脏参与.
- 该指数有助于在全身性硬化症中早期检测心脏功能障碍.
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