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cl:2-major-neurocog-disorder [on October 27, 2023]
psychdb [Primer]
cl:2-major-neurocog-disorder [on October 27, 2023] (current)
psychdb
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 ===== Primer ===== ===== Primer =====
-**Major neurocognitive disorder** (and [[cl:​3-mild-neurocog-disorder|mild neurocognitive disorder]]) exists on a spectrum of cognitive and functional impairment. The term major neurocognitive disorder corresponds to the condition referred to what was previously referred to in the DSM-IV as dementia. The core feature of neurocognitive disorders is an acquired cognitive decline in one or more cognitive domains based on (A) both a concern about cognition on the part of the individual, a knowledgeable informant, or the clinician, and (B) performance on an objective assessment that falls below the expected level or observed decline over time.+**Major neurocognitive disorder** (and [[cl:​3-mild-neurocog-disorder|mild neurocognitive disorder]]) exists on a spectrum of cognitive and functional impairment. The term major neurocognitive disorder corresponds to the condition referred to what was previously referred to in the DSM-IV as [[geri:dementia:​home|dementia]]. The core feature of neurocognitive disorders is an acquired cognitive decline in one or more cognitive domains based on (A) both a concern about cognition on the part of the individual, a knowledgeable informant, or the clinician, and (B) performance on an objective assessment that falls below the expected level or observed decline over time. 
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 +<alert icon="​fa fa-arrow-circle-right fa-lg fa-fw" type="​success">​ 
 +See also: **[[geri:​dementia:​home|]]** 
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 == Epidemiology == == Epidemiology ==
   * The prevalence of major neurocognitive disorder varies widely by age and by etiological subtype.   * The prevalence of major neurocognitive disorder varies widely by age and by etiological subtype.
   * The dementia subtypes contributing to major neurocognitive disorder is estimated to be 31.3% [[geri:​dementia:​alzheimers|Alzheimer'​s dementia]], 21.9% [[geri:​dementia:​vascular|vascular dementia]], 10.9% [[geri:​dementia:​lewy-body|Lewy body dementia]], and 7.8% [[geri:​dementia:​frontotemporal|frontotemporal dementia]].[([[https://​pubmed.ncbi.nlm.nih.gov/​11872521/​|Stevens,​ T. I. M., Livingston, G., Kitchen, G., Manela, M., Walker, Z., & Katona, C. (2002). Islington study of dementia subtypes in the community. The British Journal of Psychiatry, 180(3), 270-276.]])]   * The dementia subtypes contributing to major neurocognitive disorder is estimated to be 31.3% [[geri:​dementia:​alzheimers|Alzheimer'​s dementia]], 21.9% [[geri:​dementia:​vascular|vascular dementia]], 10.9% [[geri:​dementia:​lewy-body|Lewy body dementia]], and 7.8% [[geri:​dementia:​frontotemporal|frontotemporal dementia]].[([[https://​pubmed.ncbi.nlm.nih.gov/​11872521/​|Stevens,​ T. I. M., Livingston, G., Kitchen, G., Manela, M., Walker, Z., & Katona, C. (2002). Islington study of dementia subtypes in the community. The British Journal of Psychiatry, 180(3), 270-276.]])]
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-== Prognosis == 
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-== Comorbidity == 
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-== Risk Factors == 
  
 ===== DSM-5 Diagnostic Criteria ===== ===== DSM-5 Diagnostic Criteria =====