Coronary steal syndrome is a condition in which blood is taken from a narrowed artery in the heart and rerouted to — in other words, stolen by — other blood vessels. This condition can occur when some ...

A coronary angiography is a test that doctors use to look at the coronary arteries. A coronary angiography may help diagnose certain heart conditions. The coronary arteries bring oxygenated blood to ...

Coronary artery aneurysm (CAA) is when a section of the coronary artery widens to more than 1.5 times the size of nearby sections. It can lead to a heart attack, rupture of the affected artery, and ...