8B21.1

ICD-11 MMS 2026-01

Silent cerebral microbleed

Description

Small bleeding in the brain parenchyma that has not caused acute focal dysfunction of the brain.

Index terms

  • Silent cerebral microbleed

Exclusions from above levels

  • 8B00 – Intracerebral haemorrhage
  • 8B01 – Subarachnoid haemorrhage
  • 8B10 – Transient ischaemic attack
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  • 8B11 – Cerebral ischaemic stroke
  • 8B20 – Stroke not known if ischaemic or haemorrhagic
  • NA07 – Intracranial injury
  • 05 – Endocrine, nutritional or metabolic diseases
  • 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

  • 8B21.0 – Silent cerebral infarct
  • 8B21.Y – Other specified cerebrovascular disease with no acute cerebral symptom
  • 8B21.Z – Cerebrovascular disease with no acute cerebral symptom, unspecified

Foundation entity

Silent cerebral microbleed – http://id.who.int/icd/entity/1773362311

Allowed postcoordination axes

Part of: 8B21: Cerebrovascular disease with no acute cerebral symptom › 08: Diseases of the nervous system