H10.3 is the ICD-10 code for Acute conjunctivitis, unspecified. It is a four-character subcategory of H10 (Conjunctivitis), the most specific level in the WHO edition. It belongs to the block H10–H13 (Disorders of conjunctiva) in Chapter VII, Diseases of the eye and adnexa.
- Code type
- Subcategory (4 characters)
- Chapter
- VII · H00–H59
- Classification
- WHO ICD-10, 2019 version
What H10.3 excludes
Conditions that look similar but belong under another code.
- ophthalmia neonatorum NOS P39.1
H10.3 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
H10.3Uspesifisert akutt konjunktivitt
DH103Akut konjunktivitis UNS
H10.3Määrittämätön akuutti sidekalvotulehdus
H10.3Akute Konjunktivitis, nicht näher bezeichnet
H10.3Conjonctivite aigüe, sans précision
H10.3niet-gespecificeerde acute conjunctivitis
Listed through more specific codes:
- H10.30Unspecified acute conjunctivitis, unspecified eye
- H10.31Unspecified acute conjunctivitis, right eye
- H10.32Unspecified acute conjunctivitis, left eye
- H10.33Unspecified acute conjunctivitis, bilateral
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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