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CONNECT WITH PEOPLE WHO UNDERSTAND WHAT YOU ARE GOING THROUGH No one understands what you are going through better than someone who also lives with a voice disorder. Most people…

Type II Thyroplasty: A Surgical Treatment for Adductor Spasmodic Dysphonia Type II Thyroplasty is a surgical procedure that separates the vocal folds and it is used to treat the adductor…

Progression from symptom onset to the diagnosis of spasmodic dysphonia People with spasmodic dysphonia initially notice either a gradual or sudden onset of difficulty in speaking. They may hear breaks…

About Vocal Cord Paralysis Vocal Cord Paralysis (VCP) is impaired movement of the vocal cords caused by an injury to the vagus or recurrent laryngeal nerves that are critical to…

Muscle Tension Dysphonia is different from spasmodic dysphonia but a person can have both conditions Muscle tension dysphonia (MTD) is a condition of extra vocal work and strain. Most of…

Published research on spasmodic dysphonia and related voice conditions has accelerated over the last few years This page includes links to articles, literature, research papers and studies published in various…

Opportunities to participate in research to find answers for voice disorders Researchers need you! By participating in clinical research trials you are helping us to learn more about the cause…

New Name, Same Mission to serve our community through expanded outreach Founded in 1989, the National Spasmodic Dysphonia Association (NSDA), now Dysphonia International, is dedicated to improving the lives of…