H21.2 is the ICD-10 code for Degeneration of iris and ciliary body. It is a four-character subcategory of H21 (Other disorders of iris and ciliary body), the most specific level in the WHO edition. 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
- Subcategory (4 characters)
- Chapter
- VII · H00–H59
- Classification
- WHO ICD-10, 2019 version
What H21.2 includes
Conditions and terms that are coded here.
- Degeneration of:
- iris (pigmentary)
- pupillary margin
- Iridoschisis
- Iris atrophy (essential)(progressive)
- Miotic pupillary cyst
- Translucency of iris
H21.2 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
H21.2Degenerasjon i regnbuehinne eller strålelegeme
DH212Degeneration af iris eller corpus ciliare
- DH212AAtrofi af iris
- DH212BMiotisk pupilcyste
- DH212CDegeneration af iris
- DH212DDegeneration af corpus ciliare
- DH212EDegeneratio iridis marginalis pupillae
- DH212FDegeneratio iridis pigmentosa
- DH212GIridoschisis
- DH212HIris translucens
- and 1 more national subcodes
H21.2Värikalvon ja sädekehän rappeumat
H21.2Degeneration der Iris und des Ziliarkörpers
H21.2Affections dégénératives de l'iris et du corps ciliaire
H21.2degeneratie van iris en corpus ciliare
Listed through more specific codes:
- H21.29Other iris atrophy
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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