F84.9 is the ICD-10 code for Pervasive developmental disorder, unspecified. It is a four-character subcategory of F84 (Pervasive developmental disorders), the most specific level in the WHO edition. It belongs to the block F80–F89 (Disorders of psychological development) in Chapter V, Mental and behavioural disorders.
- Code type
- Subcategory (4 characters)
- Chapter
- V · F00–F99
- Classification
- WHO ICD-10, 2019 version
F84.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
F84.9Uspesifisert gjennomgripende utviklingsforstyrrelse
DF849Gennemgribende mental udviklingsforstyrrelse UNS
F84.9Määrittämätön lapsuusiän laaja-alainen kehityshäiriö
F84.9Tief greifende Entwicklungsstörung, nicht näher bezeichnet
F84.9Trouble envahissant du développement, sans précision
F84.9pervasieve ontwikkelingsstoornis, niet-gespecificeerd
F84.9Pervasive developmental disorder, unspecified
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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