血管运动反应对欧贡诺因刺激测试和非严重冠状动脉狭窄症之间的关联
Tae Shik Park1, Woo Jin Ahn2, Byoung Geol Choi3
1Division of Cardiology, VCU Pauley Heart Center, Virginia Commonwealth University, Richmond, Virginia, USA.
概括
冠状动脉 (CAS) 在患有不严重狭窄症的患者中很常见. 轻度至中度的狭窄增加了CAS的可能性,突出了其在心痛诊断中的重要性.
科学领域:
- 心脏病学 心脏病学
- 血管医学 血管医学
- 诊断测试 诊断测试 诊断测试
背景情况:
- 冠状动脉 (CAS) 在没有显著的冠状动脉狭窄症的患者中引起血管.
- 关于这种特定患者群体中CAS模式的数据有限.
- 这项研究调查了非严重冠状动脉狭窄症患者的CAS发生率和模式.
研究的目的:
- 评估冠状动脉 (CAS) 的发生率和模式.
- 在患有非严重冠状动脉狭窄症的患者中评估CAS.
- 为了诊断,使用冠状动脉内埃尔冈诺 (ERG) 挑测试.
主要方法:
- 884名患有心痛和非严重冠状动脉狭窄症的患者接受了冠状动脉内ERG诱导.
- 根据狭窄的严重程度分组患者:无组 (<30%) 和轻度至中度组 (30%-69%).
- 显著的CAS被定义为≥70%的动脉收窄;分析了血管运动反应.
主要成果:
- 在37.7%的患者中观察到CAS.
- 轻度至中度组的CAS发病率 (54.6%) 比非组 (34.2%,p<0.001) 高.
- 轻度至中度狭窄显示CAS的调整后几率比为2.31 (95% CI:1.60-3.33,p<0.001).
结论:
- 患有心痛和非严重冠状动脉狭窄症的患者中,有很大一部分患者表现出CAS.
- 与没有固定静脉狭窄的患者相比,在轻度至中度冠状动脉狭窄的患者中,CAS更频繁.
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