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, ...
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Related to Spasmodic dysphonia:Spasmodic torticollis dys·pho·ni·a (dĭs-fō′nē-ə) n. Difficulty in speaking, usually evidenced by hoarseness. [New Latin :dys-+ Greek-phōniā,-phony.] dys·phon′ic(-fŏn′ĭk)adj. American Heritage® Dictionary of the English Language, Fifth Ed...
Related to Spasmodic dysphonia: Spasmodic torticollisCategory filter: AcronymDefinition SD South Dakota (US postal abbreviation) SD San Diego SD Standard Definition (standard for digital video disk recorders) SD Super Duty (automobiles) SD Significantly Different SD Storage Device SD Seven Days (band)...
How is Spasmodic Dysphonia abbreviated? SD stands for Spasmodic Dysphonia. SD is defined as Spasmodic Dysphonia very frequently.
(lip retraction and pursing), and spasmodic dysphonia (spasm with attempted speech). Symptoms begin in early adulthood and can be easily diagnosed by abnormal electromyographic (EMG) activity in the sternocleidomastoid, trapezius, and posterior cervical muscles. The disorder is characterized by ...
Oromandibular dystonia can take a variety of forms, including forced tongue protrusion and jaw opening or closing, often with dysarthria and dysphagia. Spasmodic dysphonia is due to involuntary contraction of laryngeal muscles. Meige syndrome is blepharospasm with oromandibular dystonia. ...