H16.3 is the ICD-10 code for Interstitial and deep keratitis. It is a four-character subcategory of H16 (Keratitis), 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
H16.3 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
H16.3Interstitiell eller dyp keratitt
DH163Keratitis profunda interstitialis
H16.3Interstitiaalinen tai syvä sarveiskalvotulehdus
H16.3Interstitielle und tiefe Keratitis
H16.3Kératite interstitielle et profonde
H16.3interstitiële en diepe keratitis
Listed through more specific codes:
- H16.301Unspecified interstitial keratitis, right eye
- H16.302Unspecified interstitial keratitis, left eye
- H16.303Unspecified interstitial keratitis, bilateral
- H16.309Unspecified interstitial keratitis, unspecified eye
- H16.311Corneal abscess, right eye
- H16.312Corneal abscess, left eye
- H16.313Corneal abscess, bilateral
- H16.319Corneal abscess, unspecified eye
- and 12 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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