N21.1 is the ICD-10 code for Calculus in urethra. It is a four-character subcategory of N21 (Calculus of lower urinary tract), 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
N21.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
N21.1Sten i uretra
N21.1Sten i urinrør
DN211Uretrasten
N21.1Virtsaputken kivitauti
N21.1Urethrastein
N21.1Calcul de l'urètre
N21.1urethrasteen
N21.1Calculus in urethra
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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