F05.9 is the ICD-10 code for Delirium, unspecified. It is a four-character subcategory of F05 (Delirium, not induced by alcohol and other psychoactive substances), the most specific level in the WHO edition. It belongs to the block F00–F09 (Organic, including symptomatic, mental disorders) in Chapter V, Mental and behavioural disorders.
- Code type
- Subcategory (4 characters)
- Chapter
- V · F00–F99
- Classification
- WHO ICD-10, 2019 version
F05.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
F05.9Uspesifisert delirium
DF059Delir UNS
F05.9Määrittämätön sekavuustila (delirium)
F05.9Delir, nicht näher bezeichnet
F05.9Délirium, sans précision
F05.9delirium, niet-gespecificeerd
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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