ICD-10 diagnosis code

H18 Other disorders of cornea

H18 is the ICD-10 code for Other disorders of cornea. It is a three-character category divided into 10 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block H15–H22 (Disorders of sclera, cornea, iris and ciliary body) in Chapter VII, Diseases of the eye and adnexa.

Code type: Category (3 characters)
Chapter: VII · H00–H59
Classification: WHO ICD-10, 2019 version

Subcodes of H18

H18 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

H18Andra sjukdomar i hornhinnan

DenmarkICD-10-DK

DH18Andre sygdomme i hornhinde

FinlandICD-10-FI

H18Muut sarveiskalvon sairaudet

GermanyICD-10-GM

H18Sonstige Affektionen der Hornhaut

FranceICD-10-FR

H18Autres affections de la cornée

NetherlandsICD-10-NL

H18overige aandoeningen van cornea

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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