XA1804

ICD-11 MMS 2026-01

Fourth ventricle of the brain

Index terms

  • Fourth ventricle of the brain

Child codes

  • XA1B86 – Choroid plexus of fourth ventricle

Sibling codes

  • XA1H64 – Third ventricle of the brain
  • XA45Y8 – Lateral ventricle of the brain
  • XA6J38 – Ependyma
  • XA83T2 – Cerebral aqueduct
  • XA9KX2 – Choroid plexus

Foundation entity

Fourth ventricle of the brain – http://id.who.int/icd/entity/704596284

Part of: XA26E8: Cerebral ventricle › XA9738: Brain › XA3JU6: Central nervous system › X: Extension Codes