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 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 ...

Tau proteins play an important role in our normal brain function, mainly by helping to stabilize neurons in the brain. But in Alzheimer’s disease, tau proteins can misfold and tangle inside neurons.

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 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 detect the decline in glucose metabolism associated with decreased cognitive function, particularly in the temporal and parietal lobes located on the sides and the back of the brain, the ...

Positron emission tomography (PET) scans can detect cancer earlier than other imaging tests by showing areas that use a lot of glucose. However, false-positive results can happen due to infections, ...

At first glance, it might appear that better access to so-called amyloid-PET scans could compensate for some of the racial inequities in Alzheimer’s disease, as Linda Goler Blount called for in a ...

Tau proteins play an important role in Alzheimer's disease. Tau helps to stabilize neurons in the brain, but in Alzheimer's disease, tau proteins can misfold and tangle inside neurons. These tangles ...