冠状动脉疾病患者的整体生理动脉样硬化负担变化的预后影响-一系列QFR研究
Jiapeng Chu1, Deqiang Yuan1, Yan Lai1
1Department of Cardiology, Tongji Hospital, School of Medicine, Tongji University, Shanghai, China.
Angiology
|November 23, 2023
概括
冠状动脉生理进展,通过三血管定量流量比 (3V-QFR) 和其变化 (△3V-QFR) 测量,独立预测主要不良心血管事件 (MACE). 这种生理学评估可以改善临床因素之外的风险预测.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 医学成像分析 医学成像分析
背景情况:
- 冠状动脉生理进展的预后影响仍未得到充分研究.
- 使用冠状动脉血管学评估动脉样硬化负担对于心血管风险分层至关重要.
研究的目的:
- 调查冠状动脉生理进展与临床结果之间的关联.
- 评估总生理动脉样硬化负担的预测值及其对主要心血管不良事件 (MACE) 的纵向变化.
主要方法:
- 来自421名患者的连续冠状动脉血管学数据的分析,间隔至少6个月.
- 使用3个上心血管 (3V-QFR) 的定量流量比率之和来描述总体生理动脉样硬化负担.
- 使用多变量模型探索基线3V-QFR,纵向变化 (△3V-QFR) 和MACE之间的关系.
主要成果:
- 随访3V-QFR值略低于基线 (P < .001),△3V-QFR的中位数为-0.01.
- 随访3V-QFR和△3V-QFR都与MACE独立相关 (P < .05).
- 随访时间较短和△3V-QFR较低的患者患MACE的风险增加了近3倍 (HR: 2.953).
结论:
- 总体生理性动脉样硬化负担及其进展提供了超出临床特征的增量预后价值.
- 冠状动脉生理学评估有助于评估疾病进展和识别脆弱患者.
- 将3V-QFR和△3V-QFR纳入临床模型显著提高了MACE的可预测性.
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