F22.9 is the ICD-10 code for Persistent delusional disorder, unspecified. It is a four-character subcategory of F22 (Persistent delusional disorders), the most specific level in the WHO edition. It belongs to the block F20–F29 (Schizophrenia, schizotypal and delusional disorders) in Chapter V, Mental and behavioural disorders.
- Code type
- Subcategory (4 characters)
- Chapter
- V · F00–F99
- Classification
- WHO ICD-10, 2019 version
F22.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
F22.9Uspesifisert paranoid psykose
DF229Paranoid psykose UNS
F22.9Määrittämätön pitkäaikainen harhaluuloisuushäiriö
F22.9Anhaltende wahnhafte Störung, nicht näher bezeichnet
F22.9Trouble délirant persistant, sans précision
F22.9persisterende waanstoornis, 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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