Additional Information
From parent codes: H00-H59 (Chapter 7)
More Specific Codes (12)
H18.4Corneal degeneration→H18.40Unspecified corneal degeneration→H18.42Band keratopathy→H18.43Other calcerous corneal degeneration→H18.44Keratomalacia→H18.45Nodular corneal degeneration→H18.46Peripheral corneal degeneration→H18.49Other corneal degeneration→H18.411Arcus senilis, right eye→H18.412Arcus senilis, left eye→H18.413Arcus senilis, bilateral→H18.419Arcus senilis, unspecified eye→