干白素-6与无症状妇女冠状动脉计算机断层扫描血管学上的高风险斑块有关
Nishant Vatsa1, Raymundo A Quintana2, Phillipp Knebel Doeberitz3
1Emory Clinical Cardiovascular Research Institute, Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia, USA.
American journal of preventive cardiology
|September 22, 2025
概括
在无症状女性中,较高水平的IL-6炎症与更高风险斑块 (HRP) 的可能性有关. 这一发现凸显了IL-6作为这群人中冠状动脉疾病风险的潜在标志物.
科学领域:
- 心血管医学 心血管医学
- 炎症研究 炎症研究
- 医疗成像医学成像
背景情况:
- 冠状动脉高风险斑块 (HRP) 与冠状动脉疾病 (CAD) 的症状患者的炎症和不良结果有关.
- 在没有已知的CAD的无症状个体中,HRP的决定因素尚未得到充分理解.
- 炎症,特别是IL-6,是CAD发病的一个关键因素.
研究的目的:
- 为了调查血清IL-6水平与无症状女性中HRP存在的相关性,没有已知的CAD.
- 测试一种假设,即较高的IL-6水平与较高的HRP患病率相关.
- 为了识别亚临床冠状动脉样硬化潜在的炎症标志物.
主要方法:
- 血清IL-6水平和冠状动脉计算机断层扫描血管图 (CCTA) 在77名无症状妇女中进行了评估 (亚特兰大妇女机构间艾滋病毒研究).
- 通过CCTA上的特定斑块特征来识别HRP (例如,斑点化,餐巾环标志,低衰减,正重塑).
- 使用了后勤回归模型,调整了临床/社会人口统计因素和聚合队列方程 (PCE) 得分.
主要成果:
- 超过一半的女性 (51.9%) 患有冠状动脉斑块,38.9%的女性在CCTA上表现出HRP.
- 在IL-6水平 (>3.59 pg/mL) 的上四分位数中的女性,与下四分位数 (31%,p=0.01) 的女性相比,HRP的患病率 (63.2%) 显著更高.
- 升高的IL-6水平与HRP患病率独立相关,不论是心血管风险因素,PCE得分或HIV状况 (OR:1.43 [1.12,1.92],p=0.008).
结论:
- 干白素6 (IL-6) 介导的炎症与无症状女性高风险斑块 (HRP) 的更高概率显著相关.
- 这些发现表明IL-6可以作为一种有价值的生物标志物,用于在这个人口群体中识别亚临床冠状动脉样硬化.
- 这项研究强调了炎症在高风险斑块的发展中的作用,即使没有确诊的CAD.
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