A PET scan can help doctors spot cancer that has spread through the body. A doctor may request one during the melanoma diagnostic process if they suspect advanced melanoma cancer. A PET scan is an ...

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 ...

Preparing for a PET scan requires switching to a no-sugar diet the day before the scan. People with diabetes may have special instructions regarding medications. Doctors typically schedule PET scans ...

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.