在2型糖尿病患者的左心室重塑中,左心室结构和功能参数的预测值
Yumeng Xing1, Rui Zhao2, Xiaoli Zhang3
1Department of Ultrasound, Huadong Hospital, Fudan University, Shanghai, China.
Echocardiography (Mount Kisco, N.Y.)
|May 14, 2025
概括
左心室水库应变 (LASr) 在2型糖尿病 (T2DM) 患者中受损,可能预测左心室重塑 (LVR). 这项研究使用T2DM患者的4D自动LAQ评估了LA功能.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 糖尿病研究 糖尿病研究
背景情况:
- 2型糖尿病 (T2DM) 与心血管并发症有关.
- 左心室重塑 (LVR) 是T2DM的一个重要并发症.
- 像四维自动左心房量化 (4D Auto LAQ) 这样的新型成像技术为心脏功能提供了新的见解.
研究的目的:
- 为了评估T2DM患者的左心房 (LA) 功能,使用4D自动LAQ.
- 在T2DM中调查LA函数参数对LVR的预测值.
- 评估LA功能与LVR已确定的标志物之间的关系.
主要方法:
- 106名T2DM患者和46名对照患者接受了4D自动LAQ评估.
- 评估了LA的排空分数 (LATEF,LAAEF,LAPEF) 和应变参数 (LASr,LAScd,LASct).
- 在有或没有LVR的T2DM患者和对照人群之间比较LA功能.
主要成果:
- 与对照组相比,T2DM患者表现出LA储应变 (LASr) 和导管功能 (LAScd) 和LA被动排空分数 (LAPEF) 的受损.
- 患有LVR的T2DM患者的LASr和LAScd明显低于没有LVR的患者.
- LASr被确定为T2DM中LVR的独立预测因子,截止值≤22.5%,显示出高灵敏度和特异性.
结论:
- 在T2DM患者中,左心房水库和导管功能受到损害,特别是那些患有LVR患者.
- LASr是一种有价值的成像生物标志物,用于预测T2DM中的LVR.
- 4D Auto LAQ提供了对LA功能障碍及其与T2DM中的LVR相关性的定量见解.
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