Jamil F Borgi1, Krishna M Natrajan2, Jack C Sun2. 1. From the Department of Surgery, Division of Cardiothoracic Surgery, Department of Anesthesia, University of Washington Medical Center, Seattle. jamil.borgi@gmail.com. 2. From the Department of Surgery, Division of Cardiothoracic Surgery, Department of Anesthesia, University of Washington Medical Center, Seattle.