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Article: Spasmodic Dysphonia. (Pamphlet)
- Article from:
- Pamphlet by: National Institute on Deafness and Other Communication Disorders
- Article date:
- January 1, 2000
CopyrightCOPYRIGHT 2000 National Institute on Deafness and Other Communication Disorders. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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What is spasmodic dysphonia?
Spasmodic dysphonia (or laryngeal dystonia) is a voice disorder caused by involuntary movements of one or more muscles of the larynx or voice box. Individuals who have spasmodic dysphonia may have occasional difficulty saying a word or two or they may experience sufficient difficulty to interfere with communication. Spasmodic dysphonia causes the voice to break or to have a tight, strained or strangled quality. There are three different types of spasmodic dysphonia.
What are the types of spasmodic dysphonia?
The three types of spasmodic dysphonia are adductor spasmodic dysphonia, abductor spasmodic dysphonia and ...