n. any abnormal, damaged area of tissue detected in the brain. The abnormality is seen as spots which appear lighter or darker than normal brain tissue. These lesions often trace back to causes such as tumor, infection, disease, injury, and stroke. Also called cerebral lesion.

BRAIN LESION: "A brain imaging test done through MRI can reveal findings such as a brain lesion."
Cite this page: N., Pam M.S., "BRAIN LESION," in, April 7, 2013, (accessed September 23, 2021).