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Assessing Endothelial Vasodilator Function with the Endo-PAT 2000
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使用当代冠状动脉功能测试评估冠状动脉内皮功能障碍.

Elize A M de Jong1, Hanae F Namba2, Coen K M Boerhout2

  • 1Amsterdam UMC, Heart Centre, Department of Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam, the Netherlands; UMC Utrecht, Department of Cardiology, Utrecht, the Netherlands.

International journal of cardiology
|October 12, 2024
PubMed
概括

诊断冠状动脉内皮功能障碍 (CED) 需要对表心直径和冠状动脉血流 (CBF) 进行测量. 依靠单个参数错过了重大病例,突出了冠状动脉功能测试 (CFT) 联合评估的必要性.

关键词:
冠状动脉内皮功能障碍 冠状动脉内皮功能障碍冠状动脉血管运动功能障碍微循环是一种微循环.非阻塞性冠状动脉疾病

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科学领域:

  • 心脏病学 心脏病学
  • 血管生物学 血管生物学
  • 诊断成像 诊断成像 诊断成像

背景情况:

  • 冠状动脉内皮功能障碍 (CED) 传统上是在冠状动脉功能测试 (CFT) 中使用低剂量的乙胆来诊断.
  • 目前的标准包括评估心上血管扩张和冠状动脉血流 (CBF) 变化.
  • 准确的诊断对于管理心痛和非阻塞性冠状动脉患者至关重要.

研究的目的:

  • 评估使用血管图表表皮心血管运动和CBF作为CED诊断在CFT期间的独立标准的诊断效用.
  • 确定单个参数是否可以有效地取代在诊断CED时的综合评估.

主要方法:

  • 一项研究包括110名心痛和非阻塞性冠状动脉患者接受CFT.
  • 通过定量冠状动脉血管造影来定义CED,其表现为心表直径减少和/或CBF在乙胆后增加<50%.
  • 分析对基于当前标准的诊断进行了比较,而不是仅使用表心直径或CBF.

主要成果:

  • 使用目前的标准,78%的患者被诊断为CED.
  • 仅依靠表心直径就错过了24%的CED病例,而单靠CBF就错过了27%.
  • 这两个参数在独立使用时都显示出相似的,不足的诊断收益率 (OR:0.913).

结论:

  • 无论是上心直径还是单独的CBF都不足以准确诊断CED.
  • 结合表心血管运动和CBF评估对于全面诊断CED至关重要.
  • 使用单个参数可能会错过诊断,特别是微血管或上心脏CED.