陈 帅,陈 礴

很多介入医师建议介入干预治疗包括临界病变在内的所有可疑病变，然而这无疑会增加手术相关并发症及支架内再狭窄和血栓形成风险。越来越多的研究表明，冠心病患者的预后主要取决于是否存在心肌缺血，而不是冠状动脉狭窄的严重程度，对于没有功能性狭窄病变进行介入干预并不能使患者达到良好远期预后目的。本文系统阐述冠状动脉造影衍生的血流储备分数工作原理，以及应用于临床的循证学证据。

冠状动脉造影衍生的血流储备分数；经皮冠状动脉介入治疗；ST段抬高型心肌梗死；非罪犯血管；冠状动脉功能学评价；完全血运重建时机

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