Circular 06/2026
Chapter V — Mental and behavioural disorders
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F00-F09 — Organic, including symptomatic, mental disorders
F00*Dementia in Alzheimer disease (G30.-†)F01Vascular dementiaF02*Dementia in other diseases classified elsewhereF03Unspecified dementiaF04Organic amnesic syndrome, not induced by alcohol and other psychoactive substancesF05Delirium, not induced by alcohol and other psychoactive substancesF06Other mental disorders due to brain damage and dysfunction and to physical diseaseF07Personality and behavioural disorders due to brain disease, damage and dysfunctionF09Unspecified organic or symptomatic mental disorder
F10-F19 — Mental and behavioural disorders due to psychoactive substance use
F10Mental and behavioural disorders due to use of alcoholF11Mental and behavioural disorders due to use of opioidsF12Mental and behavioural disorders due to use of cannabinoidsF13Mental and behavioural disorders due to use of sedatives or hypnoticsF14Mental and behavioural disorders due to use of cocaineF15Mental and behavioural disorders due to use of other stimulants, including caffeineF16Mental and behavioural disorders due to use of hallucinogensF17Mental and behavioural disorders due to use of tobaccoF18Mental and behavioural disorders due to use of volatile solventsF19Mental and behavioural disorders due to multiple drug use and use of other psychoactive substances
F20-F29 — Schizophrenia, schizotypal and delusional disorders
F30-F39 — Mood [affective] disorders
F40-F48 — Neurotic, stress-related and somatoform disorders
F50-F59 — Behavioural syndromes associated with physiological disturbances and physical factors
F50Eating disordersF51Nonorganic sleep disordersF52Sexual dysfunction, not caused by organic disorder or diseaseF53Mental and behavioural disorders associated with the puerperium, not elsewhere classifiedF54Psychological and behavioural factors associated with disorders or diseases classified elsewhereF55Abuse of non-dependence-producing substancesF59Unspecified behavioural syndromes associated with physiological disturbances and physical factors
F60-F69 — Disorders of adult personality and behaviour
F60Specific personality disordersF61Mixed and other personality disordersF62Enduring personality changes, not attributable to brain damage and diseaseF63Habit and impulse disordersF64Gender identity disordersF65Disorders of sexual preferenceF66Psychological and behavioural disorders associated with sexual development and orientationF68Other disorders of adult personality and behaviourF69Unspecified disorder of adult personality and behaviour
F70-F79 — Mental retardation
F80-F89 — Disorders of psychological development
F80Specific developmental disorders of speech and languageF81Specific developmental disorders of scholastic skillsF82Specific developmental disorder of motor functionF83Mixed specific developmental disordersF84Pervasive developmental disordersF88Other disorders of psychological developmentF89Unspecified disorder of psychological development
F90-F98 — Behavioural and emotional disorders with onset usually occurring in childhood and adolescence
F90Hyperkinetic disordersF91Conduct disordersF92Mixed disorders of conduct and emotionsF93Emotional disorders with onset specific to childhoodF94Disorders of social functioning with onset specific to childhood and adolescenceF95Tic disordersF98Other behavioural and emotional disorders with onset usually occurring in childhood and adolescence