6D70.1

ICD-11 MMS 2026-01

Delirium due to psychoactive substances including medications

Description

All definitional requirements for delirium are met. There is evidence from history, physical examination, or laboratory findings that the delirium is caused by the direct physiological effects of a substance or medication (including withdrawal). If the specific substance inducing the delirium has been identified, it should be classified using the appropriate subcategory (e.g., alcohol-induced delirium).

Index terms

  • Delirium due to psychoactive substances including medications

Exclusions from above levels

  • http://id.who.int/icd/entity/1516623224 – Neurodevelopmental disorders
  • QE62 – Uncomplicated bereavement
  • QE84 – Acute stress reaction

Foundation children elsewhere

  • 6C40.5 – Alcohol-induced delirium
  • 6C41.5 – Cannabis-induced delirium
  • 6C42.5 – Synthetic cannabinoid-induced delirium
  • 6C43.5 – Opioid-induced delirium
  • 6C44.5 – Sedative, hypnotic or anxiolytic-induced delirium
  • 6C45.5 – Cocaine-induced delirium
  • 6C46.5 – Stimulant-induced delirium including amphetamines, methamphetamine or methcathinone
  • 6C47.5 – Synthetic cathinone-induced delirium
  • 6C49.4 – Hallucinogen-induced delirium
  • 6C4B.5 – Volatile inhalant-induced delirium
  • 6C4C.5 – MDMA or related drug-induced delirium, including MDA
  • 6C4D.4 – Dissociative drug-induced delirium including ketamine or PCP
  • 6C4E.5 – Delirium induced by other specified psychoactive substance including medications
  • 6C4F.5 – Delirium induced by multiple specified psychoactive substances including medications
  • 6C4G.5 – Delirium induced by unknown or unspecified psychoactive substance

Sibling codes

  • 6D70.0 – Delirium due to disease classified elsewhere
  • 6D70.2 – Delirium due to multiple etiological factors
  • 6D70.Y – Delirium, other specified cause
  • 6D70.Z – Delirium, unspecified or unknown cause

Foundation entity

Delirium due to psychoactive substances including medications – http://id.who.int/icd/entity/80203879

Allowed postcoordination axes

Part of: 6D70: Delirium › 06: Mental, behavioural or neurodevelopmental disorders