What is Spasmodic Dysphonia? - Find more information and articles related to Spasmodic Dysphonia at onlymyhealth.com
The diagnosis of spasmodic dysphonia is usually made based on identifying the way the symptoms developed as well as by careful examination of the individual.
The three types of spasmodic dysphonia are adductor spasmodic dysphonia, abductor spasmodic dysphonia and mixed spasmodic dysphonia. While adductor and abductor are common, mixed spasmodic dysphonia is a rare disorder.
Spasmodic dysphonia may run in families and is thought to be inherited. Studies have identified a possible gene on chromosome 9 that may contribute to the 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.