A coronary angiography is a diagnostic test that uses X-rays to examine the heart’s blood vessels, specifically the coronary arteries. Here are the key points: Purpose: It is primarily performed to detect blockages or narrowing in the coronary arteries (vessels of the heart). Procedure: During a coronary angiogram, a contrast dye is injected into the arteries through a catheter. X-ray images are … Continue reading What is coronary angiography?