Contrast materials can help highlight areas of interest in MRI scans. Contrast injections may cause side effects like mild rashes and hives, but, in rare instances, it is also possible for a person to ...

CT scans use a series of X-rays to see inside your body. It’s considered the gold standard for diagnosing kidney stones, but the procedure is not without some risks. Share on Pinterest Getty ...

A computed tomography (CT) head scan uses X-rays to develop a 3D image of the skull, brain, and other related areas of the head. A CT scan of the head can provide more detail than a traditional X-ray, ...

A multiple-gated acquisition (MUGA) scan is an outpatient imaging test that looks at how well the bottom chambers of your heart (ventricles) are pumping blood out into your body. This scan may also be ...