E22.9 is the ICD-10 code for Hyperfunction of pituitary gland, unspecified. It is a four-character subcategory of E22 (Hyperfunction of pituitary gland), the most specific level in the WHO edition. It belongs to the block E20–E35 (Disorders of other endocrine glands) in Chapter IV, Endocrine, nutritional and metabolic diseases.
- Code type
- Subcategory (4 characters)
- Chapter
- IV · E00–E90
- Classification
- WHO ICD-10, 2019 version
E22.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
E22.9Uspesifisert hyperfunksjon av hypofyse
DE229Øget hypofyseaktivitet UNS
E22.9Määrittämätön aivolisäkkeen liikatoiminta
E22.9Überfunktion der Hypophyse, nicht näher bezeichnet
E22.9Hypersécrétion de l'hypophyse, sans précision
E22.9hyperfunctie van hypofyse, niet-gespecificeerd
E22.9Hyperfunction of pituitary gland, 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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