spasmodic dysphonia (redirected from Chronic spasmodic dysphonia)

spasmodic dysphonia

Etymology: Gk, spasmodes, spasms, dys, bad, phone, voice

a speech disorder in which phonation is intermittently blocked by larynx spasms. The cause can be organic. Also called spastic dysphonia.

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spasmodic dysphonia

Laryngeal dystonia, spastic dysphonia Neurology A voice disorder characterized by spasmodic contraction of laryngeal muscles, which chokes off words as uttered, resulting in strained and strangled speech with breaks in rhythm; SD may be accompanied by other dystonias–eg,
blepharospasm, oromandibular dystonia, torticollis, writers' cramp Management Sectioning of recurrent laryngeal nerve may be complicated by late failure; botulinum toxin injection into laryngeal muscles may be preferred