N30.3 is the ICD-10 code for Trigonitis. It is a four-character subcategory of N30 (Cystitis), the most specific level in the WHO edition. It belongs to the block N30–N39 (Other diseases of urinary system) in Chapter XIV, Diseases of the genitourinary system.
- Code type
- Subcategory (4 characters)
- Chapter
- XIV · N00–N99
- Classification
- WHO ICD-10, 2019 version
What N30.3 includes
Conditions and terms that are coded here.
- Urethrotrigonitis
N30.3 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
N30.3Trigonit
N30.3Trigonitt
DN303Trigonitis
- DN303AUrethrotrigonitis
N30.3Trigonumzystitis
N30.3Trigonite
N30.3trigonitis
Listed through more specific codes:
- N30.30Trigonitis without hematuria
- N30.31Trigonitis with hematuria
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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