Cerebral oedema

Dr Jeremy Jones and A.Prof Frank Gaillard et al.

Cerebral oedema refers to a number of interconnected processes which result in abnormal shifts of water in various compartments of the brain parenchyma.

It has traditionally been broadly divided into vasogenic cerebral oedema and cytotoxic cerebral oedema, the latter a commonly used term used to denote both true cytotoxic oedema and ionic oedema 4. Additionally, although traditionally not included in discussions on oedema, haemorrhagic transformation can be thought of an extreme end-stage form of the same processes which lead to oedema. 

As such a more precise classification is 3-4:

Special types of oedema to be considered: 

Share article

Article information

rID: 1083
Tag: stub
Synonyms or Alternate Spellings:
  • Cerebral edema
  • Brain oedema
  • Cerebral oedema
  • Oedema of the brain
  • Edema of the brain

Support Radiopaedia and see fewer ads

Cases and figures

  • Drag
    Case 1: vasogenic oedema around metastasis
    Drag here to reorder.
  • Updating… Please wait.

    Alert accept

    Error Unable to process the form. Check for errors and try again.

    Alert accept Thank you for updating your details.