A full-body scan is usually a type of computed tomography (CT) scan that scans your whole body, starting below your chin. These scans can also be done using MRI or PET scans, but CT scans are the most ...
A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...
PET scans can detect amyloid plaques and tau tangles in the brain, which are often early signs of Alzheimer’s disease. But they’re not enough on their own to make a diagnosis. Alzheimer’s disease is ...
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, ...