呼吸道鼻腔失常会增加夜间的血压吗?
Miho Kuramoto1,2, Masami Aizawa3, Yuki Kuramoto1
1Department of Cardiology, Osaka University Graduate School of Medicine.
International heart journal
|January 19, 2025
概括
在高血压患者中,夜间血压 (BP) 在心率 (HR) 之前升高,时间受临床因素和呼吸道鼻失常 (RSA) 的影响. 一个低的RSA指数加快了朝着黎明的BP增加.
科学领域:
- 心脏病学 心脏病学
- 生理学 生理学 生理学
- 高血压研究 高血压研究
背景情况:
- 门诊血压监测 (ABPM) 揭示了复杂的夜间血液动力学模式.
- 夜间血压 (BP) 和心率 (HR) 变化的精确时间以及它们之间的关系仍然不清楚.
- 呼吸道鼻失常 (RSA) 是自主心血管调节的一个潜在调节器.
研究的目的:
- 使用ABPM调查夜间BP和HR变化之间的时间关系.
- 确定临床变量和RSA对BP和HR增加时间的影响.
- 探索RSA在夜间循环调节中的作用.
主要方法:
- 分析了来自102名高血压患者的ABPM数据 (平均年龄70±11岁,男性46.1%).
- 检查凌晨3点至凌晨9点之间的BP和HR趋势,确定与午夜水平的显著偏差.
- 基于临床变量和RSA指数的亚组分析 (<5%对>10%).
主要成果:
- 夜间血压从上午5点开始显著增加,在任何显著的HR升高之前,直到上午7点或更晚.
- 血压升高的时间受到临床变量和RSA指数的显著影响.
- 较低的RSA指数 (<5%) 与较早的血压增加有关,而高的RSA指数 (>10%) 与较晚的血压增加相关.
结论:
- 在夜间血压和HR升高之间存在一个不一致的时间模式,血压提前升高.
- 临床因素和RSA显著调节夜间血压升高的时间.
- 低RSA可能会促进早期的血压增加,这表明它在自主调节中的作用需要进一步调查.
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