Definition
Facial synkinesis is the involuntary movement of facial muscles that accompanies purposeful movement of some other set of muscles; for example, facial synkinesis may result in the mouth involuntarily closing or grimacing when the eyes are purposefully closed.
Description
Facial synkinesis occurs during recuperation from conditions or injuries that affect the facial nerve, for example during recovery from Bell's palsy. During recovery, as the facial nerve tries to regenerate, some new nerve twigs may...
Source: Encyclopedia of Neurological Disorders, ©2005 Gale Cengage. All Rights Reserved. Full copyright.
(The entire page is 702 words.)
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