A simple blood test could spot Alzheimer's years before symptoms begin
Alzheimer's could be revealed by a blood test a decade before symptoms appear, according to a new study.
At present, the neurodegenerative disease causes 60 to 70 percent of all dementia cases, according to the Swedish Brain Foundation. Diagnosing Alzheimer's early boosts the chance of slowing the disease with drugs. Writing in the journal Brain, study author Caroline Graff, professor at the Department of Neurobiology, Care Sciences and Society, Karolinska Institutet: "The first change we observed was an increase in GFAP approximately ten years before the first disease symptoms.
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