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Updated: Jun 12, 2025

A Model to Simulate Clinically Relevant Hypoxia in Humans
Published on: December 22, 2016
在患有睡眠呼吸暂停综合征的患者中,间歇性缺氧和氧化应激之间的关系
Tomotake Tokunou1,2,3, Tomoko Yoshikawa4, Yasuko Yoshioka4,5
1Division of Basic Medical Science and Fundamental Nursing, Department of Nursing, Fukuoka Nursing College, 2-15-1, Tamura, Sawara-ku, Fukuoka, 814-0193 Japan.
睡眠呼吸暂停综合征 (SAS) 增加了氧化应激,增加了心血管风险. 持续正气道压力 (CPAP) 治疗有效降低氧化应激标志物,d-ROM和BAP,表明内皮功能和治疗疗效得到改善.
科学领域:
- 心脏病学 心脏病学
- 睡眠医学 睡眠医学
- 生物化学 生物化学
背景情况:
- 睡眠呼吸暂停综合征 (SAS) 与增加的氧化压力和诸如高血压和动脉样硬化等心血管疾病有关.
- 在临床环境中评估氧化应激具有挑战性.
- 内皮功能障碍是将SAS与心血管并发症联系起来的关键机制.
研究的目的:
- 评估CPAP治疗后严重SAS患者氧化应激标记的变化.
- 评估一种简单的临床方法来监测氧化应激减少.
- 为了将SAS严重性和缺氧参数与治疗前和治疗后的氧化应激标志物相关联.
主要方法:
- 42名严重SAS患者接受了多睡眠学和血液采样,以检测d-ROM和BAP.
- 测量是在持续正气道压力 (CPAP) 治疗前和3个月后进行的.
- 在CPAP治疗之前和之后,还评估了内皮功能.
主要成果:
- 没有发现基线缺氧和氧化应激标志物之间的显著相关性.
- 在基底性呼吸暂停下指数 (AHI) 和d-ROMs (氧化应激) 的变化之间观察到负相关性.
- 在CPAP治疗后的SpO2<90%持续时间和BAP (抗氧化能力) 的变化之间发现了负相关性.
结论:
- 在CPAP治疗后d-ROMs和BAP的变化可能反映了氧化应激明显减少.
- 这些标记可以作为CPAP治疗在SAS患者有效性的实际指标.
- CPAP疗法减轻了氧化应激,可能降低SAS患者的心血管风险.
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