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 ...

DURHAM, N.C. – Among patients with mild or no cognitive impairment, brain scans using a new radioactive dye can detect early evidence of Alzheimer's disease that may predict future decline, according ...

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 ...

Medicare Part B covers outpatient PET scans when ordered by a doctor and considered medically necessary. PET scan costs can vary depending on whether you have the scan in a hospital as an inpatient, ...

In a small study, researchers at the National Institutes of Health have found that positron emission tomography (PET) scans of the heart may identify people who will go on to develop Parkinson's ...

Before you take that walk or ride a bike, think again--especially if you will be undergoing a positron emission tomography (PET) scan any time soon. "Any type of physical activity--from tapping your ...