TERMINOLOGY 1) Acute coronary syndrome: Acute coronary syndrome is a condition seen due to decreased blood flow due to coronary artery disease which includes conditions like unstable angina, acute myocardial infarction. 2) Anemia: The hemoglobin level is less than normal. (decrease the level of red blood cell or hemoglobin) 3) Aneurysm: A localized bulging or sac-like structure at a weak point in the wall of a blood vessel. 4) Angina