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Cardiac Computed Tomography Angiography (CCTA)
What is a cardiac CT scan?
A cardiac CT angiography (CCTA) scan is a noninvasive test that uses X-rays to take images of your heart and blood vessels.
A computer combines the images to create a three-dimensional (3D) image of your heart.
A CCTA scan is used to help find the presence of and percent of narrowing (stenosis) in the coronary arteries and blood vessels that supply blood to the heart or other parts of the body.
Multidetector CT, or MDCT, scans work fast and are very detailed.
They can produce better images with lower radiation exposure.
Why do people have a CCTA scan?
You may need a CCTA scan when other tests, such as a chest X-ray, electrocardiogram (ECG), echocardiogram (echo), or stress test, don’t give your health care team enough information about your heart.
The test can help your health care team gather additional information on:
- Your heart’s structure and how well your heart pumps blood.
- Scarring of the heart muscle caused by a heart attack.
- Fluid in the pericardial sac that
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