progressive bulbar paralysis

n.
  1. The progressive atrophy and paralysis of the muscles of the tongue, lips, palate, pharynx, and larynx due to atrophic degeneration of the innervating neurons.bulbar paralysis Duchenne's disease Erb's disease
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.