ICD-10 diagnosis code

H20 Iridocyclitis

H20 is the ICD-10 code for Iridocyclitis. It is a three-character category divided into 5 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 H20

H20 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

H20Inflammation i regnbågshinnan och ciliarkroppen

DenmarkICD-10-DK

DH20Betændelse i regnbuehinde og strålelegeme

FinlandICD-10-FI

H20Värikalvon ja sädekehän tulehdus

GermanyICD-10-GM

H20Iridozyklitis

FranceICD-10-FR

H20Iridocyclite

NetherlandsICD-10-NL

H20iridocyclitis

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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