International guidelines

United Kingdom

Psychosis and schizophrenia in children and young people: recognition and management

Published by:National Institute for Health and Care Excellence

Last published:2016

Psychosis and schizophrenia in adults: prevention and management

Published by:National Institute for Health and Care Excellence

Last published:2014

Coexisting severe mental illness (psychosis) and substance misuse: assessment and management in healthcare settings

Published by:National Institute for Health and Care Excellence

Last published:2011

North America

ACR appropriateness criteria® altered mental status, coma, delirium, and psychosis 2024

Published by:American College of Radiology

Last published:2024

Diagnostic and statistical manual of mental disorders, fifth edition, text revision (DSM-5-TR)

Published by:American Psychiatric Association

Last published:2022

Rest of the world

International classification of diseases, 11th revision (ICD-11)

Published by:World Health Organization

Last published:2022

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