Marchiafava-Bignami disease

[mär′kyə-fävə-bĭ-nyämē, -bē-]
n.
  1. Degeneration of the corpus callosum, characterized by mental deterioration, dementia, and convulsions, and occurring predominately in chronic alcoholics.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.