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Foods to Eat and Foods to Avoid Before a PET Scan

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.
UC San Francisco

Are Tau PET Scans “Lighting Up” Too Much of the Brain?

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.