在经皮冠状动脉干预后患有非ST段升高心肌梗塞的患者中,平均三血管微血管抵抗的预测值
Ruijin Hong1, Beilei Li1, Hui Chen1
1Department of Cardiology, Fujian Medical University Union Hospital, Fuzhou, PR China; Fujian Institute of Coronary Heart Disease, Fuzhou, PR China; Fujian Heart Medical Center, Fuzhou, PR China.
Microvascular research
|June 28, 2025
概括
在PCI后的非ST段升高心肌梗塞 (NSTEMI) 患者中,三大主要血管 (3VA-AMR) 的高平均微血管抵抗预测了主要不良心脏事件 (MACE). 这一指标与目标血管AMR相比,具有更高的预后价值.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 血管生理学 血管生理学
背景情况:
- 非ST段升高心肌梗塞 (NSTEMI) 的管理涉及皮肤穿冠状动脉干预 (PCI).
- 冠状动脉微血管功能障碍 (CMD) 越来越被认为是心血管结果的重要因素.
- 在NSTEMI患者PCI后不良事件的预测标记对于风险分层至关重要.
研究的目的:
- 评估三大主要血管 (3VA-AMR) 的平均微血管抵抗的预测能力,以预测接受PCI的NSTEMI患者的预后.
- 为了比较3VA-AMR的预后值与目标血管血管基微血管阻力 (AMR).
主要方法:
- 分析了290名在2021年3月至2022年2月期间接受PCI的NSTEMI患者队列.
- 对三个主要血管进行了定量流量比 (QFR) 和血管性微血管阻力 (AMR) 的评估.
- 根据CMD标准,患者被分为高和低3VA-AMR组,主要结局是2年的重大心脏不良事件 (MACE).
主要成果:
- 高3VA-AMR组的2年MACE发病率 (21.90%) 与低3VA-AMR组 (10.27%) 相比显著更高.
- 3VA-AMR被确定为2年MACE的独立预测因子 (HR: 1.007,P < 0.001).
- 接收器运行特征曲线分析证实了3VA-AMR和MACE之间的显著相关性 (AUC: 0.701,P < 0.001).
结论:
- 三个主要血管的平均微血管抵抗 (3VA-AMR) 是PCI后NSTEMI患者2年MACE的显著独立风险因素.
- 与目标血管AMR相比,3VA-AMR显示了MACE的优异预测性能.
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