“…To date, several cases of thrombosis complicating dabigatran use in the setting of mechanical valve prosthesis have been published. All of these cases report mechanical valve thromboembolism after a switch from warfarin to dabigatran in the setting of either mitral38, 39, 40, 41, 42 or aortic42, 43, 44, 45 heart valves. Two fatal cases of mitral valve thrombosis were reported, with neither patient surviving repeat valve replacement surgery 38.…”