A positron emission tomography (PET) scan is an imaging technique that uses small amounts of radioactive substances. Doctors may use PET scans in chemotherapy treatments for cancer. PET scans help ...

How and Why a PET Scan Is Done and Possible Side Effects Medically reviewed by Doru Paul, MD A PET scan shows changes in your body's cells to detect diseases. Prepare for the PET scan according to ...

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 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 ...

•Once they receive a referral from the oncologist, they give the patient an intravenous injection of fluorodeoxyglucose (FDG), a tracer dose of radioactive material. • Once the patient is injected ...

Imagine having a window into your body, allowing you to see how your organs and tissues are functioning at a cellular level. That's the power of a PET-CT scan, a powerful imaging technique that ...

A cancer diagnosis irrespective of the stage of the disease is one of the most dreaded experiences. After the diagnosis, most patients have a myriad of questions. Early detection, getting the right ...