Definition of Measles encephalitis

Measles encephalitis: Inflammation of the brain during recovery from measles infection. Measles encephalitis occurs in approximately 1 in 1,000 to 2,000 cases of measles, starting up to 3 weeks after onset of the rash and causing high fever, convulsions, and coma. It carries a 10-20 percent mortality rate and may lead to permanent central nervous system impairment.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=6370
Last Editorial Review: 3/19/2012