AB18

ICD-11 MMS 2026-01

Discontinuity or dislocation of ear ossicles

Index terms

  • Discontinuity or dislocation of ear ossicles
  • Discontinuity of ear ossicles
  • Dislocation of ear ossicles

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • AB10 – Disorders of Eustachian tube
  • AB11 – Mastoiditis or related conditions
  • AB12 – Cholesteatoma of middle ear
  • AB13 – Perforation of tympanic membrane
  • AB14 – Acute myringitis
  • AB15 – Chronic myringitis
  • AB16 – Tympanosclerosis
  • AB17 – Adhesive middle ear disease
  • AB19 – Acquired abnormalities of ear ossicles not related to discontinuity or dislocation
  • AB1A – Polyp of middle ear
  • AB1B – Middle ear cicatrix
  • AB1Y – Other specified diseases of middle ear or mastoid
  • AB1Z – Diseases of middle ear or mastoid, unspecified

Foundation entity

Discontinuity or dislocation of ear ossicles – http://id.who.int/icd/entity/273379587

Allowed postcoordination axes

Part of: 10: Diseases of the ear or mastoid process