N20.9 is the ICD-10 code for Urinary calculus, unspecified. It is a four-character subcategory of N20 (Calculus of kidney and ureter), the most specific level in the WHO edition. It belongs to the block N20–N23 (Urolithiasis) in Chapter XIV, Diseases of the genitourinary system.
- Code type
- Subcategory (4 characters)
- Chapter
- XIV · N00–N99
- Classification
- WHO ICD-10, 2019 version
N20.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
N20.9Sten i uspesifisert lokalisasjon i urinveier
DN209Urinvejssten UNS
- DN209ANyrebækkenbetændelse med nyresten
N20.9Määrittämätön virtsakivitauti
N20.9Harnstein, nicht näher bezeichnet
N20.9Calcul urinaire, sans précision
N20.9urolithiasis, niet-gespecificeerd
N20.9Urinary calculus, 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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