 7. Past or present thrombosis or prothrombotic condition e.g., cerebral infarction, myocardial infarction, angina pectoris, coronary artery stent placement, angioplasty, coronary artery bypass grafting, congestive heart failure New York Heart Association Grade IIIIV, arrhythmia known to increase the risk of thromboembolic events atrial fibrillation, pulmonary thromboembolism, deep vein thrombosis, or disseminated intravascular coagulation syndrome. 