Association of Improvement in Fractional Flow Reserve With Outcomes, Including Symptomatic Relief, After Percutaneous Coronary Intervention.

Fournier S, Ciccarelli G, Toth GG, Milkas A, Xaplanteris P, Tonino PAL, Fearon WF, Pijls NHJ, Barbato E, De Bruyne B. JAMA Cardiol. 2019 Mar 6. doi: 10.1001/jamacardio.2019.0175. Objective : To investigate the prognostic value of the improvement in fractional flow reserve (FFR) after PCI (ΔFFR) on patients’ symptoms and 2-year outcomes.