Dementia
Definition
Dementia is not a specific disorder or disease. It is a syndrome (group of symptoms) associated with a progressive loss of memory and other intellectual functions that is serious enough to interfere with the tasks of daily life. Dementia can occur to anyone at any age from an injury or oxygen deprivation, although it is most commonly associated with aging.
Description
The definition of dementia has become more inclusive over the past several decades. Whereas earlier descriptions of dementia emphasized memory loss, the last two editions of the Diagnostic and Statistical Manual of Mental Disorders (DSM-III-R in 1987 and DSM-IV in 1994) define dementia as an overall decline in intellectual function, including difficulties with language, simple calculations, planning and...
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