spastic dysphonia

spasmodic dysphonia

a spasmodic contradiction of the intrinsic muscles of the larynx excited by attempted phonation, producing either adductor or abductor subtypes caused by a central nervous system disorder. A localized form of movement disorder.

spastic dysphonia

spas·mod·ic dys·pho·ni·a

(spaz-mod'ik dis-fō'nē-ă)
A spasmodic contraction of the intrinsic muscles of the larynx excited by attempted phonation, producing either adductor or abductor subtypes caused by a central nervous system disorder. A localized form of movement disorder.
Synonym(s): spastic dysphonia.
References in periodicals archive ?
Study of spastic dysphonia using videofiberoptic laryngoscopy.
Recurrent laryngeal nerve section for spastic dysphonia.
The diagnosis originally was laryngitis, then spastic dysphonia.