Radiology 2022 01 5;302(1):50-58. Epub 2021 Oct 5.
From the Division of Cardiovascular Imaging, Department of Radiology and Radiological Science (G.J.A., A.F.A., U.J.S., T.E., B.Y., I.K., A.V., C.W., A.M., R.R.B., A.V.S., M.K., J.W., J.R.B.), and Division of Cardiology, Department of Medicine (R.R.B., D.S., N.A.), Medical University of South Carolina, 25 Courtenay Dr, MSC 226, Room 2301, Charleston, SC 29425-2503; Siemens Medical Solutions, Malvern, Pa (P.S.); Siemens Healthineers, Forchheim, Germany (C.S.); and Department of Radiology, Florida Hospital, Orlando, Fla (T.J.W.).
Background The role of CT angiography-derived fractional flow reserve (CT-FFR) in pre-transcatheter aortic valve replacement (TAVR) assessment is uncertain. Purpose To evaluate the predictive value of on-site machine learning-based CT-FFR for adverse clinical outcomes in candidates for TAVR. Materials and Methods This observational retrospective study included patients with severe aortic stenosis referred to TAVR after coronary CT angiography (CCTA) between September 2014 and December 2019. Read More