| ICD-10 Code | Description |
| H61.811 | Exostosis of right external canal |
| H61.812 | Exostosis of left external canal |
| H61.813 | Exostosis of external canal, bilateral |
| H61.819 | Exostosis of external canal, unspecified ear |
| H61.891 | Other specified disorders of right external ear |
| H61.892 | Other specified disorders of left external ear |
| H61.893 | Other specified disorders of external ear, bilateral |
| H61.899 | Other specified disorders of external ear, unspecified ear |
