8A01.22

ICD-11 MMS 2026-01

Hemiballism

Description

Hemiballism refers to movements involving upper and lower extremities on the same side with or without involvement of the face.

Index terms

  • Hemiballism
  • Hemiballism due to a focal brain lesion
  • Hemiballism due to cerebral infarct
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  • Hemiballism due to cerebral haemorrhage
  • Hemiballism due to arteriovenous malformation
  • Hemiballism due to surgical lesion
  • Hemiballism due to multiple sclerosis plaque
  • Hemiballism due to tumour
  • Hemiballism due to abscess
  • Hemiballism due to injuries to the head
  • Hemiballism due to hyperosmolar nonketotic state
  • Hemiballism due to certain specified causes

Exclusions from above levels

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

Sibling codes

Foundation entity

Hemiballism – http://id.who.int/icd/entity/1689587356

Allowed postcoordination axes

Part of: 8A01.2: Hemichorea or hemiballismus › 8A01: Choreiform disorders › 08: Diseases of the nervous system