World Health Organization · 2026-01 · English
Diseases of the ear or mastoid process
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
10Diseases of external ear10Diseases of inner ear10Disorders of ear, not elsewhere classified10Postprocedural disorders of ear or mastoid process10Disorders with hearing impairment10Diseases of middle ear or mastoidAC0YOther specified diseases of the ear or mastoid processAC0ZDiseases of the ear or mastoid process, unspecified© World Health Organization · CC BY-ND 3.0 IGO