Definition of Cerebral edema

Cerebral edema: Accumulation of excessive fluid in the substance of the brain. The brain is especially susceptible to injury from edema, because it is located within a confined space and cannot expand.

Also known as brain edema, brain swelling, swelling of the brain, and wet brain.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=30899
Last Editorial Review: 6/14/2012