ICD-11 · 6C4G

Disorders due to use of unknown or unspecified psychoactive substances

Disorders associated with use of psychoactive substances whose identity is unknown or undocumented. Diagnosis based on clinical presentation when toxicology cannot identify the specific agent.

Symptoms

Frequently asked questions

What are the symptoms of Disorders due to use of unknown or unspecified psychoactive substances?

Symptoms associated with Disorders due to use of unknown or unspecified psychoactive substances (ICD-11 6C4G) include: Pattern of substance-induced symptoms with unknown agent, Acute intoxication of undetermined cause, Withdrawal or tolerance features.

WHO ICD-11 source

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Source: WHO ICD-11 (chapter 6 – Mental, behavioral and neurodevelopmental disorders). Used under CC BY-ND 3.0 IGO. ICD Diagnostica is not affiliated with or endorsed by WHO. Informational use only – does not replace clinical judgment.