Which artery accounts for approximately 50% of occlusive coronary lesions?
A) circumflex branch
B) left anterior descending
C) mammary
D) right coronary

Question

Quizplus · Accepted Answer

The left anterior descending (LAD) artery is known as the “widowmaker” and is responsible for approximately 50% of occlusive coronary lesions. It supplies blood to the anterior wall of the heart, the septum, and the apex. Occlusion of the LAD can lead to significant myocardial infarction and death.

Which Artery Accounts for Approximately 50% of Occlusive Coronary Lesions