familial dysautonomia

familial dysautonomia definition - medical

familial dysautonomia

noun
A congenital disorder involving the nervous system, especially the functioning of the autonomic nervous system, and including such symptoms as indifference to pain, diminished secretion of tears, poor vasomotor control, motor incoordination, difficulty in swallowing and emotional instability. Also called Riley-Day syndrome.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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