Biomarker predicts cognitive decline in Alzheimer’s disease

alzheimers
Credit: CC0 Public Domain

A biomarker in the brain predicts future cognitive decline in patients with the language form of Alzheimer’s disease (AD), reports a new Northwestern Medicine study.

Northwestern Medicine scientists discovered the buildup of tau protein in the brain predicts the amount of future cognitive decline over one year in individuals with AD. The study measured used a newer type of positron emission tomography (PET) imaging that shows the location of toxic tau protein in the brain.

“Our new research shows tau PET imaging biomarkers can predict future decline in individuals with primary progressive aphasia due to AD,” said senior study author…

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