Dementia due to other specified psychoactive substance

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 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.

Exclusions from above levels

6D85.2 – Dementia due to exposure to heavy metals or other toxins
6A00 – Disorders of intellectual development
6D70 – Delirium

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http://id.who.int/icd/entity/1516623224 – Neurodevelopmental disorders
MB20.0 – Stupor
MB20.1 – Coma
MG2A – Ageing associated decline in intrinsic capacity
QE62 – Uncomplicated bereavement
QE84 – Acute stress reaction

Sibling codes

6D84.0 – Dementia due to use of alcohol
6D84.1 – Dementia due to use of sedatives, hypnotics or anxiolytics
6D84.2 – Dementia due to use of volatile inhalants

Foundation entity

Dementia due to psychoactive substances including medications – http://id.who.int/icd/entity/1710319105

Allowed postcoordination axes

Part of: 6D84: Dementia due to psychoactive substances including medications › 06: Mental, behavioural or neurodevelopmental disorders