H70.1: Chronic mastoiditis inclusionTerm Caries of mastoid Fistula of mastoid excludes1 tuberculous mastoiditis (A18.03) |
| H70.10: Chronic mastoiditis, unspecified ear |
| H70.11: Chronic mastoiditis, right ear |
| H70.12: Chronic mastoiditis, left ear |
| H70.13: Chronic mastoiditis, bilateral |