senile dementia

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Any chronic, progressive form of dementia starting in old age (usually taken to mean from 65 years of age) with no clear physical cause, most commonly due to a late-onset form of Alzheimer's disease, vascular or multi-infarct dementia, dementia resulting from HIV infection, head trauma, Parkinson's disease, Huntington's disease, Pick's disease, Creutzfeldt-Jakob disease, or substance-induced persisting dementia resulting from alcohol, inhalants, sedatives, hypnotics, or anxiolytics. See also SDAT. [From Latin senilis old, from senex an old man]

Subjects: Psychology — Public Health and Epidemiology.

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