H11.0 is the ICD-10 code for Pterygium. It is a four-character subcategory of H11 (Other disorders of conjunctiva), 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 H11.0 excludes
Conditions that look similar but belong under another code.
- pseudopterygium H11.8
H11.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
H11.0Pterygium
H11.0Pterygium
DH110Pterygium
H11.0Siipikalvo
H11.0Pterygium
H11.0Ptérygion
H11.0pterygium
Listed through more specific codes:
- H11.001Unspecified pterygium of right eye
- H11.002Unspecified pterygium of left eye
- H11.003Unspecified pterygium of eye, bilateral
- H11.009Unspecified pterygium of unspecified eye
- H11.011Amyloid pterygium of right eye
- H11.012Amyloid pterygium of left eye
- H11.013Amyloid pterygium of eye, bilateral
- H11.019Amyloid pterygium of unspecified eye
- and 20 more national subcodes
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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