Alzheimer dementia

Definition / meaning of Alzheimer dementia

A brain disorder that usually starts in late middle age or old age and gets worse over time. Symptoms include loss of memory, confusion, difficulty thinking, and changes in language, behavior, and personality. Also called Alzheimer disease.

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Find More About 'Alzheimer dementia'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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