Mayo Clinic launched a new prion test, RT-QuIC Prion, CSF, which can distinguish prion disease from other causes of rapidly progressive dementia—particularly autoimmune forms of dementia and rapidly progressive forms of Alzheimer's disease.

BYU professor Tim Jenkins and Ph.D. student Chad Pollard have found a way to detect markers for neurodegenerative diseases, such as Alzheimer's, before symptoms present themselves.

Sex differences in tau may help explain why women face higher Alzheimer's dementia risk than men. At high levels of brain amyloid-beta, women had more aggressive tau accumulation than men, a meta-analysis of longitudinal PET data showed.

New Mexico officials have announced what led to the deaths of Oscar-winning actor Gene Hackman and his wife, Betsy Arakawa.

Officials announced Friday that Betsy Arakawa, Gene Hackman's wife, died of hantavirus, a disease spread by infected rodent droppings.