在喘中,血中氨基酸细胞的数量与腹腔大动脉直径增加和血管硬度增加有关
Leonie Biener1, Andrea Budimovska1, Dirk Skowasch1
1Department of Internal Medicine II - Cardiology, Pneumology and Angiology, University of Bonn, Bonn, Germany.
Journal of asthma and allergy
|February 25, 2025
概括
在喘患者中,较高的血中乙氨基酸细胞计数 (BEC) 与较宽的大动脉和血管硬性增加有关. 这表明腹腔大动脉动脉瘤 (AAA) 发展的风险可能更高.
科学领域:
- 心血管医学 心血管医学
- 肺部病理学 肺部病理学
- 炎症性疾病 炎症性疾病
背景情况:
- 喘与动脉样硬化和腹腔大动脉动脉瘤 (AAA) 相关,但潜在的机制尚不清楚.
- 血中乙酸细胞计数 (BEC) 在乙酸性喘和动脉炎症中起作用.
研究的目的:
- 研究喘患者的BEC与腹部大动脉的变化之间的联系.
- 探索BEC是否可以作为喘中血管变化的生物标志物.
主要方法:
- 112名喘门诊患者使用超声波和血管斑点跟踪进行了研究.
- 根据BEC (≥300n/μL与<300n/μL) 分组患者,没有显著的心血管风险因子差异.
- 血管硬度通过应变测量进行评估.
主要成果:
- 患有BEC≥300n/μL的患者的大动脉直径更大 (1.67厘米对1.46厘米,p=0.018).
- 确定了三起AAA病例,所有病例都属于高BEC组.
- 较高的BEC与大动脉直径增加和血管硬度 (下半径应变) 相相关.
结论:
- 在喘患者中, elevated BEC 与更宽的腹腔大动脉和增加的血管度有关.
- 这些发现表明,患有高BEC的喘患者可能面临发展AAA的风险增加.
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