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Definition of Spasmodic dysphonia

Spasmodic dysphonia: A disorder that involves the muscles of the throat that control speech. Spasmodic dysphonia causes strained and difficult speaking or breathy and effortful speech. Also known as spastic dysphonia, laryngeal dystonia, adductor spasmodic dysphonia, and abductor spasmodic dysphonia.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=13856
Last Editorial Review: 3/30/2012

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