What is Coronary artery aneurysm and explain in detail?
Coronary artery aneurysm is an abnormal dilatation of part of the coronary artery. This rare disorder occurs in about 0.3–4.9% of patients who undergo coronary angiography.

Signs and symptoms
Causes
Acquired causes include atherosclerosis in adults, Kawasaki disease in children and coronary catheterization. With the invention of drug eluting stents, there has been more cases implying stents lead to coronary aneurysms. The pathophysiology, although not completely understood, might be comparable to that of aneurysms of larger vessels