The most common cause of myocardial ischemia is:
A) idiopathic vasospasm.
B) arterial emboli from heart valve vegetation.
C) atherosclerosis.
D) venous emboli.

Question

Quizplus · Accepted Answer

Atherosclerosis is the most common cause of myocardial ischemia, as it causes narrowing and obstruction of the coronary arteries that supply blood to the heart muscle. Idiopathic vasospasm, arterial emboli from heart valve vegetation, and venous emboli can also cause myocardial ischemia, but they are less common causes.

The Most Common Cause of Myocardial Ischemia Is