Ct angiography: A CT angiogram is an imaging test

A CT angiogram is an imaging test that makes 3D pictures of your blood vessels. It uses CT scans and contrast dye. Learn how it works and how to prep. Learn about CT angiography, a technique for visualizing arteries and veins throughout the body using contrast and CT scans. Find out the medical uses, advantages, and limitations of CTA for different areas such as heart, lungs, kidneys, brain, and legs. However, for abnormal CT angiography findings, such as blockage or narrowing of one or more blood vessels, the patient may need a standard angiography as a follow-up. Q: Which angiography is best for detecting heart problems? A: CT angiography or CT coronary angiography is considered the most accurate method to detect heart problems. Overview A computerized tomography (CT) coronary angiogram is an imaging test that looks at the arteries that supply blood to the heart. A CT coronary angiogram uses a powerful X-ray machine to make images of the heart and its blood vessels. The test is used to diagnose many different heart conditions.