Mackram F. Eleid et al. JIMG 2016;9:1318-1337 3D Reformatted CT With Transcatheter Valve Simulation 3D reformatted cardiac CT angiogram demonstrating (left) apical long axis view of a patient with severe MAC and 29 mm SAPIEN 3 (third generation balloon expandable valve) valve implanted in the 20% atrial 80% ventricular mitral position. (Right) Surgeon’s transaortic view demonstrating the ventricular aspect of the transcatheter valve protruding into the left ventricular outflow tract. Abbreviations as in Figures 1 and 4. Mackram F. Eleid et al. JIMG 2016;9:1318-1337 American College of Cardiology Foundation