空气污染和动脉样硬化
Anusha N Seneviratne1, Mark R Miller2
1Department of Health Studies, Royal Holloway University of London, Egham, UK.
Atherosclerosis
|May 24, 2025
概括
空气污染通过促进动脉样硬化 - - 心脏病发作和中风的关键因素 - - 显著促进心血管疾病. 减少空气污染物暴露提供了大量的心血管健康益处.
科学领域:
- 环境健康 环境健康
- 心血管医学 心血管医学
- 毒理学 毒理学 毒理学
背景情况:
- 空气污染是一个主要的全球健康问题,与显著的心血管死亡率和发病率有关.
- 动脉样硬化是一种以斑块积累为特征的血管疾病,是许多心血管事件的基础,如中风和心肌梗塞.
- 对空气污染的暴露,无论是急性还是慢性,都会加剧动脉样硬化的各种方面.
研究的目的:
- 审查流行病学证据,将空气污染暴露与动脉样硬化的形态测量联系起来.
- 总结空气污染在不同疾病阶段促进动脉样硬化的生物机制.
- 为证据提供视角,并建议未来的研究方向.
主要方法:
- 对相关空气污染暴露与动脉样硬化标志物的流行病学研究的审查 (例如,状动脉内脏介质厚度,冠状动脉和大动脉结石化).
- 综合有关生物通路的当前知识,解释空气污染在动脉样硬化发展中的作用.
- 对现有的证据基础进行批判性评估.
主要成果:
- 流行病学数据显示,空气污染暴露与动脉样硬化负担增加之间存在关联.
- 生物机制包括炎症,氧化应激和内皮功能障碍,导致斑块形成和破裂.
- 证据强烈支持空气污染和动脉样硬化进展之间的因果关系.
结论:
- 空气污染是动脉样硬化和随后的心血管事件的重要环境风险因素.
- 尽量减少对空气污染物的暴露,为公共卫生提供了减少心血管病理的关键机会.
- 迫切需要采取行动,以减轻空气污染对心血管健康的影响.
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