Letter by Uretsky et al Regarding Article, “Prognostic Value of Fractional Flow Reserve Measured Immediately After Drug-Eluting Stent Implantation”
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To the Editor:
We read with interest the article by Piroth et al1 on the relationship of post-percutaneous coronary intervention (PCI) and fractional flow reserve (FFR) to outcome in patients in the FAME and FAME 2 studies (Fractional Flow Reserve Versus Angiography for Multivessel Evaluation). This study adds to previous studies, including our own,2,3 which have demonstrated that a lower post-PCI FFR is associated with an increased incidence of adverse outcomes.
As noted by the authors, post-PCI FFR in the FAME trials was encouraged but not mandated and not acted on. …