Chapter 10: Diseases of the Ear or Mastoid Process
ICD-11 to ICD-10 crosswalk mappings for codes AA00-AC0Z
76 ICD-11 codes in this chapter have ICD-10 crosswalk mappings from the WHO.
Includes otitis media, hearing loss, tinnitus, vertigo, and mastoiditis. Otitis media remains one of the most common reasons for pediatric visits. ICD-11 improves the specificity of hearing loss classification.
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AA00-AA0Z: Infectious diseases of external ear
4 codes with ICD-10 mappings
AA00-AA6Z: Diseases of external ear
10 codes with ICD-10 mappings
AA11Acute noninfectious otitis externa1 mappingAA13Chronic otitis externa1 mappingAA3YOther specified otitis externa7 mappingsAA3ZOtitis externa, unspecified2 mappingsAA40.1Acquired stenosis of external auditory canal1 mappingAA40.2Cholesteatoma of external auditory canal1 mappingAA41.0Cauliflower ear1 mappingAA41.ZAcquired deformity of pinna, unspecified1 mappingAA42Impacted cerumen1 mappingAA6ZDiseases of external ear, unspecified4 mappings
AA80-AA8Z: Nonsuppurative otitis media
4 codes with ICD-10 mappings
AA80-AB0Z: Otitis media
7 codes with ICD-10 mappings
AA90Acute suppurative otitis media1 mappingAA91.0Chronic tubotympanic suppurative otitis media1 mappingAA91.1Chronic atticoantral suppurative otitis media1 mappingAA91.2Other chronic suppurative otitis media1 mappingAA9ZSuppurative otitis media, unspecified whether acute or chronic2 mappingsAB0YOther specified otitis media1 mappingAB0ZOtitis media, unspecified4 mappings
AA80-AB1Z: Diseases of middle ear or mastoid
20 codes with ICD-10 mappings
AB10.1Patulous Eustachian tube1 mappingAB10.2Eustachian salpingitis1 mappingAB10.3Obstruction of Eustachian tube1 mappingAB10.ZDisorders of Eustachian tube, unspecified4 mappingsAB11.0Acute mastoiditis1 mappingAB11.1Chronic mastoiditis1 mappingAB11.2Petrositis1 mappingAB11.YOther specified mastoiditis related conditions3 mappingsAB12Cholesteatoma of middle ear1 mappingAB13.0Central perforation of tympanic membrane1 mappingAB13.1Attic perforation of tympanic membrane1 mappingAB13.ZPerforation of tympanic membrane, unspecified4 mappingsAB14Acute myringitis1 mappingAB15Chronic myringitis1 mappingAB16Tympanosclerosis1 mappingAB17Adhesive middle ear disease1 mappingAB18Discontinuity or dislocation of ear ossicles1 mappingAB19Acquired abnormalities of ear ossicles not related to discontinuity or dislocation1 mappingAB1A.ZPolyp of middle ear, unspecified1 mappingAB1ZDiseases of middle ear or mastoid, unspecified7 mappings
AB30-AB3Z: Diseases of inner ear
11 codes with ICD-10 mappings
AB30.0Vestibular neuritis1 mappingAB30.1Labyrinthitis1 mappingAB31.0Meniere disease1 mappingAB31.2Benign positional paroxysmal vertigo1 mappingAB33Otosclerosis6 mappingsAB34.1Other peripheral vertigo1 mappingAB34.ZDisorders of vestibular function, unspecified4 mappingsAB35Labyrinthine fistula1 mappingAB36Labyrinthine dysfunction1 mappingAB37Noise effects on inner ear1 mappingAB3ZDiseases of inner ear, unspecified4 mappings
AB50-AB5Z: Disorders with hearing impairment
9 codes with ICD-10 mappings
AB51.0Acquired conductive hearing loss1 mappingAB51.1Acquired sensorineural hearing loss2 mappingsAB51.2Acquired mixed conductive and sensorineural hearing loss1 mappingAB51.ZAcquired hearing impairment, unspecified5 mappingsAB53Ototoxic hearing loss1 mappingAB54Presbycusis1 mappingAB55Sudden idiopathic hearing loss1 mappingAB5YOther specified disorders with hearing impairment1 mappingAB5ZDisorders with hearing impairment, unspecified4 mappings
AB70-AB7Y: Disorders of ear, not elsewhere classified
7 codes with ICD-10 mappings
AB90-AB93: Postprocedural disorders of ear or mastoid process
3 codes with ICD-10 mappings