Positron emission tomography (PET) is a type of imaging scan that doctors might use when diagnosing and treating non-Hodgkin’s lymphoma (NHL). It can be useful for identifying and staging the cancer.

PET scans can light up tumors in the body and help doctors determine if they are cancerous or benign (noncancerous). The results of a PET scan help guide medical decisions. A PET scan is a type of ...

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