Disorders due to use of unknown or unspecified psychoactive substances

Definition

Disorders due to use of unknown or unspecified psychoactive substances are characterised by the pattern and consequences of psychoactive substance use when the specific substance is unknown or unspecified. These categories may be used in clinical situations in which it is clear that the disturbance is due to substance use but the specific class of substance is unknown. Once the relevant substance is identified, the disturbance should be recoded under the appropriate substance class.

10 subordinate codes

• 6C4G.0Episode of harmful use of unknown or unspecified psychoactive substances
• 6C4G.1Harmful pattern of use of unknown or unspecified psychoactive substance
• 6C4G.2Unknown or unspecified psychoactive substance dependence
• 6C4G.3Intoxication due to unknown or unspecified psychoactive substance
• 6C4G.4Withdrawal due to unknown or unspecified psychoactive substance
• 6C4G.5Delirium induced by unknown or unspecified psychoactive substance
• 6C4G.6Psychotic disorder induced by unknown or unspecified psychoactive substance
• 6C4G.7Certain unknown or unspecified psychoactive substance-induced mental or behavioural disorders
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified

Nearby in Disorders due to substance use

• 6C40Disorders due to use of alcohol
• 6C41Disorders due to use of cannabis
• 6C42Disorders due to use of synthetic cannabinoids
• 6C43Disorders due to use of opioids
• 6C44Disorders due to use of sedatives, hypnotics or anxiolytics
• 6C45Disorders due to use of cocaine
• 6C46Disorders due to use of stimulants including amphetamines, methamphetamine or methcathinone
• 6C47Disorders due to use of synthetic cathinones