8B22.2

ICD-11 MMS 2026-01

Cerebral vasoconstriction syndromes

Description

Cerebral vasoconstriction syndrome is characterised by severe headaches, with or without other acute neurological symptoms, and diffuse segmental constriction of cerebral arteries

Index terms

  • Cerebral vasoconstriction syndromes
  • Reversible cerebral vasoconstriction syndrome
  • CNS pseudovasculitis
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  • Call syndrome
  • Call-Fleming syndrome
  • acute benign cerebral angiopathy
  • isolated benign cerebral vasculitis
  • reversible cerebral segmental vasoconstriction

Exclusions from above levels

  • 8B25 – Late effects of cerebrovascular disease
  • NA07 – Intracranial injury
  • 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

  • 8B22.0 – Dissection of cerebral arteries
  • 8B22.1 – Cerebral venous thrombosis
  • 8B22.3 – Isolated cerebral amyloid angiopathy
  • 8B22.4 – Intracranial vascular malformation
  • 8B22.5 – Cerebral aneurysm, nonruptured
  • 8B22.6 – Familial cerebral saccular aneurysm
  • 8B22.7 – Cerebral arteritis, not elsewhere classified
  • 8B22.8 – Hypertensive encephalopathy
  • 8B22.9 – Migraine-induced stroke
  • 8B22.A – Subclavian steal syndrome
  • 8B22.B – Moyamoya syndrome
  • 8B22.C – Hereditary cerebrovascular diseases
  • 8B22.Y – Other specified cerebrovascular disease

Foundation entity

Cerebral vasoconstriction syndromes – http://id.who.int/icd/entity/1975306533

Part of: 8B22: Certain specified cerebrovascular diseases › 08: Diseases of the nervous system