Subacute Aortic Root and Valve Thrombosis following Transcatheter Aortic Valve Replacement in a Left Ventricular Assist Device Patient: From One Problem to the Next

• AR is being seen more commonly with prolonged continuous-flow LVAD. • AR is associated with increased risk of rehospitalization and mortality. • AR is a progressive process, and echocardiography helps recognize worsening AR. • TAVR to address severe AR in LVAD patients is growing with favorable reported outcomes.