Functional assessment of coronary stenosis with angiography-based Quantitative Flow Ratio compared with Fractional Flow Reserve in patients with severe aortic stenosis.

CONCLUSIONS: Compared with FFR, QFR has a good diagnostic yield and is superior to angiography in assessing the functional relevance of coronary lesions in SAS patients awaiting TAVI, particularly when AVA is ≥0.6 cm2. PMID: 32207408 [PubMed - as supplied by publisher]
Source: EuroIntervention - Category: Cardiovascular & Thoracic Surgery Tags: EuroIntervention Source Type: research