NIH scientists adapt new brain disease test for Parkinson's, dementia with Lewy bodies

(NIH/National Institute of Allergy and Infectious Diseases) NIH scientists have modified a test for early diagnosis of prion diseases with the goal of improving early diagnosis of Parkinson's disease and dementia with Lewy bodies. The NIAID-led group tested cerebral spinal fluid samples from people with Parkinson's disease; people with dementia with Lewy bodies; and controls, some of whom had Alzheimer's disease. The test correctly excluded all the controls and diagnosed both Parkinson's disease...