H18.4: Corneal degeneration excludes1 Mooren's ulcer (H16.0-) recurrent erosion of cornea (H18.83-) |
| H18.40: Unspecified corneal degeneration |
| H18.41: Arcus senilis |
| H18.42: Band keratopathy |
| H18.43: Other calcerous corneal degeneration |
| H18.44: Keratomalacia |
| H18.45: Nodular corneal degeneration |
| H18.46: Peripheral corneal degeneration |
| H18.49: Other corneal degeneration |