- Significant systemic illness or unstable medical condition including: a) history of systemic cancer within the last 5 years (nonmetastatic skin cancers are acceptable); b) history of myocardial infarction within the past year or unstable or severe cardiovascular disease, including angina or CHF with symptoms at rest; c) clinically significant obstructive pulmonary disease or asthma; d) clinically significant and unstable gastrointestinal disorder such as ulcer disease or a history of active or occult gastrointestinal bleeding within 2 years; e) clinically significant laboratory test abnormalities on the battery of screening tests (hematology, prothrombin time, chemistry, urinalysis, ECG); f) insulin-requiring diabetes or uncontrolled diabetes mellitus; g) uncontrolled hypertension (systolic BP greater than 170 or diastolic greater than 100); h) history of clinically significant liver disease, coagulopathy, or vitamin K deficiency within the past 2 years