Alzheimer's & Dementia
Brain blood flow may mark resilience in people at Alzheimer’s risk
An observational study of 148 older adults without cognitive impairment linked higher blood flow to better thinking only in a subgroup carrying an Alzheimer’s-associated…An observational study of 148 older adults without cognitive impairment linked higher blood flow to better thinking only in a subgroup carrying an Alzheimer’s-associated gene variant.
Cross-sectional · 126 peopleAlzheimer's disease
Who was studied126 cognitively unimpaired older adults
What changedHigher brain blood flow was linked to better executive function in APOE ɛ4 carriers without elevated Alzheimer's blood markers
The catchA single blood-test cutoff could mix Alzheimer's stages and hide associations with worse thinking