H10 is the ICD-10 code for Conjunctivitis. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block H10–H13 (Disorders of conjunctiva) in Chapter VII, Diseases of the eye and adnexa.
- Code type
- Category (3 characters)
- Chapter
- VII · H00–H59
- Classification
- WHO ICD-10, 2019 version
What H10 excludes
Conditions that look similar but belong under another code.
- keratoconjunctivitis H16.2
Subcodes of H10
H10 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DH10Betændelse i øjets bindehinde
- DH106Cikatriciel konjunktivitis
H10Sidekalvotulehdus
H10Konjunktivitis
H10Conjonctivite
H10conjunctivitis
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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