Prof Morton Kern (VA Long Beach Health Care System, Long Beach, CA, US) discusses whether Quantitative flow ratio (QFR) will ever replace fractional-flow reserve (FFR).
1. What is QFR and why is it needed?
2. Where is QFR being used and what data supports it?
3. Will QFR replace FFR?
4. How does it compare to resting indices like iFR?
5. What is needed to validate QFR as a serious option?
Filmed on location at CRT 2020.
Interviewer: Rebekah Meola
Videographer: Charlie McClanahan