8A03.3

ICD-11 MMS 2026-01

Acquired ataxia

Description

Ataxia that is caused by a variety of exogenous and endogenous factors and is not clearly hereditary. May be seen in the setting of drug toxicity, post-viral cerebellitis, acute disseminated encephalomyelitis, traumatic brain injury, hypoxia, heat stroke, Wernicke’s encephalopathy, Miller Fisher syndrome, basilar migraine, or conversion reaction.

Exclusions from above levels

  • 6A06 – Stereotyped movement disorder
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
Show allHide
  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes

Child codes

  • 8A03.30 – Ataxia due to alcoholic cerebellar degeneration
  • 8A03.3Y – Other specified acquired ataxia
  • 8A03.3Z – Acquired ataxia, unspecified

Sibling codes

  • 8A03.0 – Congenital ataxia
  • 8A03.1 – Hereditary ataxia
  • 8A03.2 – Non-hereditary degenerative ataxia
  • 8A03.Y – Other specified ataxic disorders
  • 8A03.Z – Ataxic disorders, unspecified

Foundation entity

Acquired ataxia – http://id.who.int/icd/entity/71197968

Part of: 8A03: Ataxic disorders › 08: Diseases of the nervous system