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Spasmodic dysphonia, also known as laryngeal dystonia, is a disorder in which the muscles that generate a person's voice go into periods of spasm. [1] [2] This results in breaks or interruptions in the voice, often every few sentences, which can make a person difficult to understand. [1]
What is spasmodic dysphonia? Spasmodic dysphonia (SD) is a rare disorder that causes involuntary movements of the voice box, says Saul Frankford, an assistant professor in the School of Behavioral ...
Kennedy has a condition called spasmodic dysphonia, a neurological disorder that impacts the muscles in the voice box, also known as the larynx, according to the National Institute on Deafness and ...
Abductor spasmodic dysphonia is another type of condition, which causes “sudden involuntary spasms that trigger the vocal cords to open,” per John Hopkins Medicine.
Spasmodic dysphonia is caused by strained vocal cord movement, which results in awkward voice problems, such as jerkiness or quavering. [3] If nodules or polyps are present, and are large, surgery may be the appropriate choice for removal. Surgery is not recommended for children, however.
Muscle tension dysphonia (MTD) was originally coined in 1983 by Morrison [2] and describes a dysphonia caused by increased muscle tension of the muscles surrounding the voice box: the laryngeal and paralaryngeal muscles. [3] MTD is a unifying diagnosis for a previously poorly categorized disease process.
What is spasmodic dysphonia? Spasmodic dysphonia is a rare chronic neurological speech disorder that results in involuntary spasms of the muscles that open or close the vocal folds.
Spasmodic dysphonia/Laryngeal dystonia muscles of larynx: Causes the voice to sound broken, become hoarse, sometimes reducing it to a whisper. Focal hand dystonia (also known as musician's or writer's cramp). single muscle or small group of muscles in the hand