6C41.0ICD-11 MMS 2026-01
Episode of harmful use of cannabis
Description
An episode of use of cannabis that has caused damage to a person’s physical or mental health or has resulted in behaviour leading to harm to the health of others. Harm to health of the individual occurs due to one or more of the following: (1) behaviour related to intoxication; (2) direct or secondary toxic effects on body organs and systems; or (3) a harmful route of administration. Harm to health of others includes any form of physical harm, including trauma, or mental disorder that is directly attributable to behaviour due to cannabis intoxication on the part of the person to whom the diagnosis of single episode of harmful use applies. This diagnosis should not be made if the harm is attributed to a known pattern of cannabis use.
Index terms
- Episode of harmful use of cannabis
Excludes
Exclusions from above levels
6C42– Disorders due to use of synthetic cannabinoidsQE11.1– Hazardous use of cannabisQE62– Uncomplicated bereavement
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QE84– Acute stress reaction
Sibling codes
6C41.1– Harmful pattern of use of cannabis6C41.2– Cannabis dependence6C41.3– Cannabis intoxication6C41.4– Cannabis withdrawal6C41.5– Cannabis-induced delirium6C41.6– Cannabis-induced psychotic disorder6C41.7– Certain specified cannabis-induced mental or behavioural disorders6C41.Y– Other specified disorders due to use of cannabis6C41.Z– Disorders due to use of cannabis, unspecified
Foundation entity
Episode of harmful use of cannabis – http://id.who.int/icd/entity/854520906
Allowed postcoordination axes
Part of: 6C41: Disorders due to use of cannabis › 06: Mental, behavioural or neurodevelopmental disorders