N45 is the ICD-10 code for Orchitis and epididymitis. It is a three-character category divided into 2 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block N40–N51 (Diseases of male genital organs) in Chapter XIV, Diseases of the genitourinary system.
- Code type
- Category (3 characters)
- Chapter
- XIV · N00–N99
- Classification
- WHO ICD-10, 2019 version
Coding notes
- Use additional code (B95-B98), if desired, to identify infectious agent.
Subcodes of N45
N45 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DN45Betændelse i testikel og bitestikel
N45Kivestulehdus ja/tai lisäkivestulehdus
N45Orchitis und Epididymitis
N45Orchite et épididymite
N45orchitis en epididymitis
Listed through more specific codes:
- N45.1Epididymitis
- N45.2Orchitis
- N45.3Epididymo-orchitis
- N45.4Abscess of epididymis or testis
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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