The Official Journal of EuroPCR and the European Association of Percutaneous Coronary Interventions (EAPCI)

Letter to the editor

Commentary on “Hybrid iFR-FFR decision-making strategy…” by Petraco et al

EuroIntervention 2013;9:169-172. DOI: 10.4244/EIJV9I1A26

Manchester Royal Infirmary, Manchester, United Kingdom
Dear Sir,

We read with interest the paper by Petraco et al1 in which they advocate a hybrid instantaneous wave-free ratio/fractional flow reserve (iFR/FFR) strategy as a substitute for an FFR-only strategy to guide coronary intervention. Their findings are remarkably similar to what we reported over two years ago2 using the much simpler and more well-established index, resting Pd/Pa. Surprisingly, our findings are not even mentioned in their paper.

The concept of iFR has certainly caused a “stir” within the interventional cardiology community and has met with widely disparate reactions from outright rejection3,4 to cautious ...

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