AB30.1

ICD-11 MMS 2026-01

Labyrinthitis

Description

Labyrinthitis is an inflammatory disorder of the inner ear (labyrinth) producing disturbances of balance and hearing to varying degrees. It can be caused by bacterial or viral infections and autoimmune processes.

Index terms

  • Labyrinthitis
  • inner ear inflammation
  • labyrinth hyperaemia
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  • otitis interna
  • Circumscribed labyrinthitis
  • Diffuse labyrinthitis
  • Focal labyrinthitis
  • Inner ear infection, not elsewhere classified
  • Vestibulitis of ear
  • vestibulitis
  • Perilabyrinthitis
  • Purulent labyrinthitis
  • labyrinthine suppuration
  • suppurative labyrinthitis

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

  • AB30.0 – Vestibular neuritis
  • AB30.Y – Other specified acute vestibular syndrome
  • AB30.Z – Acute vestibular syndrome, unspecified

Foundation entity

Labyrinthitis – http://id.who.int/icd/entity/901550793

Allowed postcoordination axes

Part of: AB30: Acute vestibular syndrome › 10: Diseases of the ear or mastoid process