在下肢和上肢导管动脉中流介扩张的变化
Alessio Daniele1, Samuel J E Lucas1,2, Catarina Rendeiro3,4
1School of Sport, Exercise and Rehabilitation Sciences, University of Birmingham, Birmingham, B15 2TT, UK.
European journal of applied physiology
|June 15, 2024
概括
表面大腿动脉 (SFA) 中的流媒扩张 (FMD) 比手臂动脉 (BA) 中的复制性较低. 这凸显了需要加强培训,以准确评估下肢血管健康状况.
科学领域:
- 心血管研究研究心血管研究
- 血管生理学 血管生理学
- 诊断成像 诊断成像 诊断成像
背景情况:
- 内皮功能障碍在动脉样硬化和心血管疾病之前.
- 流介导扩张 (FMD) 是评估人类内皮功能的标准.
- 口病的可复制性已在臂动脉 (BA) 中得到很好的证实,但在下肢动脉中研究较少.
研究的目的:
- 为了比较上肢臂动脉 (BA) 和下肢表面股骨动脉 (SFA) 之间的口病测量的可重现性.
- 为了评估在年轻,健康的成年人中口炎的白天和白天可靠性,在两个动脉中.
主要方法:
- 15名健康的年轻人参加了三个单独的测量会议.
- 测量包括口病,静止直径,速度和剪切率在BA和SFA.
- 用变化系数 (CV),类内相关系数 (ICC) 和布兰德-阿尔特曼分析来评估可重复性.
主要成果:
- 支臂动脉口腔炎表现出良好的复制性 (CV:4.2%在一天内,8.7%在一天内;ICC:0.967在一天内,0.903在一天内).
- 表面的股骨动脉口病显示出良好的/中等的可复制性 (CV:11.6%在一天内,26.7%在一天之间;ICC:0.898在一天内,0.651在一天之间).
- BA口病的复制性明显高于SFA口病 (p < 0.05).
结论:
- 表面关动脉口炎与关动脉口炎相比,表现出较低的复制性,即使有持续的超声波训练.
- 两条动脉的直径可重现性很高,在两条动脉中都是相似的.
- 未来使用SFA FMD对下肢血管健康和外周动脉疾病风险的研究需要加强超声波培训,以获得可靠的结果.
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