Article
Alzheimer disease with psychosis: excess cognitive impairment is restricted to the misidentification subtype.
The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry - 1 Jan 2000
Perez-Madriñan Gina, Cook Sarah E, Saxton Judith A, Miyahara Sachiko, Lopez Oscar L, Kaufer Daniel I, Aizenstein Howard J, DeKosky Steven T, Sweet Robert A
Abstract excerpt
OBJECTIVE: Psychotic symptoms occur in 30%-60% of individuals with Alzheimer disease (AD) with psychosis (AD+P). AD+P identifies a distinct AD phenotype, with increased severity of cognitive impairment and a more rapid cognitive decline. Using factor and cluster analysis, we previously proposed two subtypes of patients with AD+P, one characterized by misidentifications and hallucinations (Misidentification), the...
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