Heart scan (coronary calcium scan)
A heart scan (coronary calcium scan) provides pictures of your heart's arteries. Doctors may use this test to look for calcium deposits in the coronary arteries that can narrow your arteries and increase your heart attack risk. The image on the left shows where the heart is located in the body (A), and the middle image shows the area of the coronary calcium scan image (B). The image on the right shows a coronary calcium scan (C).