在被动抬腿过程中,动脉硬度的变化可能反映了血管内皮功能
Kazunori Okada1, Masahiro Nakabachi1, Yasuhiro Hayashi1
1Department of Clinical Laboratory Sciences, Faculty of Health Sciences, Japan Healthcare University Sapporo Japan.
Circulation reports
|October 13, 2025
概括
在被动腿部抬起 (PLR) 期间动脉刚度的变化可能表明内皮功能,为流媒扩张 (FMD) 测量提供了更简单的替代方案.
科学领域:
- 心血管生理学心血管生理学
- 血管生物学 血管生物学
- 诊断性超声波 超声波 超声波 超声波
背景情况:
- 流介导扩张 (FMD) 是评估内皮功能的黄金标准.
- 口病需要专门的设备和专业知识,这限制了其广泛的临床应用.
- 需要使用替代的,更简单的方法来评估内皮功能.
研究的目的:
- 要确定在被动抬腿 (PLR) 期间的动脉超声波参数是否可以作为口病的替代品.
- 调查PLR和口病值期间动脉硬度变化之间的相关性.
主要方法:
- 36名成年男性接受了标准的口病测量.
- 动脉超声波评估了最大常见动脉 (CCA) 直径和度参数β在静止状态和PLR期间.
- 计算了PLR期间CCA直径 (∆CCAPLR) 和刚度 (∆βPLR) 的变化.
主要成果:
- 在PLR期间,度参数β显著下降 (P=0.014),而CCA直径没有变化.
- ∆βPLR显示了与口和口病的最强相关性 (r=-0.70;P<0.001).
- ∆βPLR准确地预测了减少的口病 (AUC=0.89,灵敏度=87%,在切断点4.7%时的特异性=83%).
结论:
- 在PLR期间,动脉硬度参数β的变化与口病相关.
- 这表明,∆βPLR可能是内皮功能可行的替代指标.
- 喉硬度的PLR诱导的变化为评估内皮质健康提供了一个潜在的非侵入性方法.
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