N13.4 is the ICD-10 code for Hydroureter. It is a four-character subcategory of N13 (Obstructive and reflux uropathy), the most specific level in the WHO edition. It belongs to the block N10–N16 (Renal tubulo-interstitial diseases) in Chapter XIV, Diseases of the genitourinary system.
- Code type
- Subcategory (4 characters)
- Chapter
- XIV · N00–N99
- Classification
- WHO ICD-10, 2019 version
What N13.4 excludes
Conditions that look similar but belong under another code.
- with infection N13.6
N13.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
N13.4Hydrouretär
N13.4Hydroureter
DN134Hydroureter
N13.4Hydroureter
N13.4Hydroureter
N13.4Hydro-uretère
N13.4hydro-ureter
N13.4Hydroureter
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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