Sleep Med Psychophysiol.  1997 Jun;4(1):29-38.

Memory Impairment in Dementing Patients

Affiliations
  • 1Yong-In Geriatric Hospital, Korea.
  • 2Yong-In Mental Hospital, Korea.

Abstract

Dementia is defined as a syndrome which is characterized by various impairments in cognitive functions, especially memory function, Most of the diagnostic criteria for dementia include memory impairment as no essential feature. Memory decline can be present as a consequence of the aging process, But it does not cause significant distress or impairment in social and occupational functionings while dementiadoes. Depression may also be associated with memory impairment. funcitionings while dementiadoes. Depression may also be associated with memory impairment. However, unlike dementia, depression dose not cause decrease in delayed verbal learning and recognition memory. In dementia, different features of memory impairment may be present depending on the involved area. Memory impairment in cortical dementia is affected by the disturbance of encoding of information and memory consolidation, while memory imparnene in subcrotical denentiy is affected y the disturbance of retrieval in subcortial dementia.

Keyword

Dementing patients; Memory imparment; Aging process; Depression
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