Although neuropathologic studies showed that early-onset Alzheimer's disease (EAD) and
“senile dementia” were indistinguishable, clinical studies suggested that EAD and late-onset …

Alzheimer's disease (AD) in younger patients is associated with a higher prevalence of
atypical symptoms. We examined neuropsychological performance according to age-at …

Two subtypes of Alzheimer's disease (AD) have been commonly identified: early-and late-
onset forms. Previous studies suggest that early-onset AD patients have more neuritic …

Objective To characterize the course of cognitive decline during the prodromal phase of
Alzheimer disease. Design Longitudinal cohort study with up to 16 years of observation …

Objective: To determine if individuals ultimately diagnosed with Alzheimer disease (AD)
exhibited evidence of cognitive impairment on neuropsychological tests administered …

Discusses changes in memory associated with aging and the boundary between aging and
Alzheimer's disease (AD). It is noted that there is considerable evidence that normal aging is …

Abstract Background.—Although Alzheimer's disease (AD) is a progressive degenerative
condition, there is great intra-and inter-individual variability in rates of cognitive decline …

Background High β-amyloid (Aβ) is associated with faster memory decline in healthy
individuals and adults with mild cognitive impairment (MCI). However, longer prospective …

Recent studies suggest that dementia in the most elderly (90 years of age and above) is only
modestly related to Alzheimer's disease pathology. This raises the possibility that other, as …

Evidence from longitudinal, experimental, and neuroimaging studies converge to indicate
that psychological functions other than episodic memory are affected very early in the course …