Understanding Virtual Fractional Flow Reserve (VFFR)

This chapter explores the concept of virtual fractional flow reserve (VFFR) and its differences from other methods like invasive FFR and CTFFR. It highlights the development and clinical application of VFFR, specifically through the Virtu4 study, which showed how it impacted management decisions in patients with various coronary conditions. The discussion emphasizes the increased confidence of clinicians in decision-making after incorporating VFFR results into their assessments.