6D80.3

ICD-11 MMS 2026-01

Alzheimer disease dementia, mixed type, with other nonvascular aetiologies

Description

Dementia due to Alzheimer disease with other concomitant pathology, not including cerebrovascular disease.

Coding note

This category should never be used in primary tabulation. The codes are provided for use as supplementary or additional codes when it is desired to identify the presence of dementia in diseases classified elsewhere. When dementia is due to multiple aetiologies, code all that apply.

Coding note from above levels

This category should never be used in primary tabulation. The codes are provided for use as supplementary or additional codes when it is desired to identify the presence of dementia in diseases classified elsewhere.

This category should only be used for primary tabulation, if the aetiology of the dementia is unknown. If the aetiology of the dementia is known code to the aetiology of the dementia for primary tabulation. When dementia is due to multiple aetiologies, code all that apply.

Index terms

  • Alzheimer disease dementia, mixed type, with other nonvascular aetiologies

Exclusions from above levels

  • 6A00 – Disorders of intellectual development
  • 6D70 – Delirium
  • http://id.who.int/icd/entity/1516623224 – Neurodevelopmental disorders
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  • MB20.0 – Stupor
  • MB20.1 – Coma
  • MG2A – Ageing associated decline in intrinsic capacity
  • QE62 – Uncomplicated bereavement
  • QE84 – Acute stress reaction

Sibling codes

  • 6D80.0 – Dementia due to Alzheimer disease with early onset
  • 6D80.1 – Dementia due to Alzheimer disease with late onset
  • 6D80.2 – Alzheimer disease dementia, mixed type, with cerebrovascular disease
  • 6D80.Z – Dementia due to Alzheimer disease, onset unknown or unspecified

Foundation entity

Alzheimer disease dementia, mixed type, with other nonvascular aetiologies – http://id.who.int/icd/entity/1072662343

Allowed postcoordination axes

Part of: 6D80: Dementia due to Alzheimer disease › 06: Mental, behavioural or neurodevelopmental disorders