Positron emission tomography (PET) scans can detect cancer earlier than other imaging tests. But some types of cancer are harder to detect on a PET scan. In particular, they may miss cancers that ...

PET scans are a form of imaging scan that can take three-dimensional images of the inside of a person’s body. They can help a doctor detect and accurately stage someone’s liver cancer. Doctors might ...

A PET scan — or positron emission tomography scan — is an imaging tool that lets doctors see how well your tissues and organs are working. It’s often used to diagnose and stage various cancers.

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 use a radioactive tracer to generate images of the body for medical analysis. Doctors commonly use PET scans to detect cancer and assess how far it has spread. Radiation exposure from PET ...

WASHINGTON DC - JUNE 20, 2023 Jay Reinstein, who suffers from Alzheimer's, prepares to receive a PET scan at MedStar Georgetown University Hospital in Washington, DC. (Photo by Michael Robinson Chávez ...

Sayaka Blickenderfer is a medical and science editor and writer with more than 10 years of experience. She edits and prepares scientific manuscripts and grant proposals for submission. Jane Kim, MD, ...

A PSMA PET scan found more recurrent prostate cancer at low PSA levels than a standard scan, helping guide more potentially curative treatment decisions. A newer type of prostate cancer scan called 64 ...

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 ...

A positron emission tomography (PET) scan is a diagnostic tool that examines body tissue functioning, such as blood flow, oxygen use, and sugar metabolism, to help doctors diagnose and treat disease.