1 Cardiothoracic Imaging, Department of Radiology, UT Southwestern Medical Center, Florence Building (E6.122B), 5323 Harry Hines Boulevard, Dallas, TX 75390, USA. Electronic address: Suhny.Abbara@UTSouthwestern.edu.
2 Cardiothoracic Imaging, Department of Radiology, UT Southwestern Medical Center, 5323 Harry Hines Boulevard, E6.122G, Mailstop 9316, Dallas, TX 75390, USA. Electronic address: Prabhakar.rajiah@utsouthwestern.edu.