;myocardial infarction

:Myocardial infarction is necrosis of myocardial tissue which occurs as a result of a deprivation of blood supply, and thus oxygen, to the heart tissue. Blockage of blood supply to the myocardium is caused by occlusion of a coronary artery.

:A normal heart weighs 300 grams (range: 270 to 360 grams).

:Hypertension which has caused end-organ damage is termed malignant. Without proper treatment, these patients will usually die in less than 2 years. Blood pressures in patients with malignant hypertension are frequently 160/110 mm Hg or greater.

:A normal hematocrit for a male is 39 to 49%.

:Epistaxis is bleeding from the nose.

:A normal eosinophil count is less than 5%.