pseudobulbar paralysis


Paralysis of the lips and tongue, with uncontrolled laughing or crying and difficulty in speaking and swallowing. It simulates progressive bulbar paralysis, and is due to cerebral lesions with bilateral involvement of the upper motor neurons.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.