ICD-10 diagnosis code

H10.3 Acute conjunctivitis, unspecified

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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.

NorwayICD-10-NO

H10.3Uspesifisert akutt konjunktivitt

DenmarkICD-10-DK

DH103Akut konjunktivitis UNS

FinlandICD-10-FI

H10.3Määrittämätön akuutti sidekalvotulehdus

GermanyICD-10-GM

H10.3Akute Konjunktivitis, nicht näher bezeichnet

FranceICD-10-FR

H10.3Conjonctivite aigüe, sans précision

NetherlandsICD-10-NL

H10.3niet-gespecificeerde acute conjunctivitis

United StatesICD-10-CM

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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