8A02.2

ICD-11 MMS 2026-01

Paroxysmal dystonia

Description

Paroxysmal dyskinesias are a group of rare movement disorders characterised by their recurrent and episodic nature, arising from a background of normal motor activity and behaviour. These abnormal movements can manifest in the form of ballism, dystonia, chorea and athetosis or a combination of these.

Index terms

  • Paroxysmal dystonia
  • Paroxysmal Dyskinesia
  • PxD - [paroxysmal dyskinesia]
Show allHide
  • Paroxysmal kinesigenic dyskinesia
  • paroxysmal kinesigenic dystonia
  • Paroxysmal non-kinesigenic dystonia
  • Paroxysmal exertional dyskinesia
  • Paroxysmal exertion-induced dyskinesia
  • Secondary paroxysmal dyskinesia
  • Paroxysmal dyskinesia due to demyelinating disease
  • Tonic spasms due to multiple sclerosis
  • Paroxysmal dyskinesia due to neuromyelitis optica
  • Paroxysmal dyskinesia due to vascular lesions
  • Paroxysmal dystonic choreoathetosis with episodic ataxia or spasticity
  • Episodic choreoathetosis or spasticity
  • Benign paroxysmal torticollis of infancy

Exclusions from above levels

  • 8D21 – athetoid cerebral palsy
  • 6A06 – Stereotyped movement disorder
  • 05 – Endocrine, nutritional or metabolic diseases
Show allHide
  • 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

  • 8A02.0 – Primary dystonia
  • 8A02.1 – Secondary dystonia
  • 8A02.3 – Functional dystonia or spasms
  • 8A02.Y – Other specified dystonic disorders
  • 8A02.Z – Dystonic disorders, unspecified

Foundation entity

Paroxysmal dystonia – http://id.who.int/icd/entity/2047715743

Allowed postcoordination axes

Part of: 8A02: Dystonic disorders › 08: Diseases of the nervous system