dysautonomia

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Related to dysautonomy: familial dysautonomia

dysautonomia

[¦dis¦ȯd·ə¦näm·ē·ə]
(medicine)
Abnormal functioning of the autonomic nervous system.
A congenital syndrome with aberrations in the autonomic nervous system function, including indifference to pain, diminished secretion of tears, poor vasomotor control, motor incoordination, labile cardiovascular reactions, frequent attacks of bronchial pneumonia, and hypersalivation with aspiration and trouble in swallowing. Also known as Riley-Day syndrome.