AB10ICD-11 MMS 2026-01
Disorders of Eustachian tube
Exclusions from above levels
Child codes
Sibling codes
AB11– Mastoiditis or related conditionsAB12– Cholesteatoma of middle earAB13– Perforation of tympanic membraneAB14– Acute myringitisAB15– Chronic myringitisAB16– TympanosclerosisAB17– Adhesive middle ear diseaseAB18– Discontinuity or dislocation of ear ossiclesAB19– Acquired abnormalities of ear ossicles not related to discontinuity or dislocationAB1A– Polyp of middle earAB1B– Middle ear cicatrixAB1Y– Other specified diseases of middle ear or mastoidAB1Z– Diseases of middle ear or mastoid, unspecified
Foundation entity
Disorders of Eustachian tube – http://id.who.int/icd/entity/645209058
Allowed postcoordination axes
Part of: 10: Diseases of the ear or mastoid process