Workplace giving

For Employees Participating in the charitable giving campaign sponsored by your employer is easy.  Simply sign up to make a contribution by directing a portion of your paycheck to Dysphonia…

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Find Support

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…

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Published Research

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…

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Participate in Research

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…

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Connect with Dysphonia International

If you have questions. If you need more information. If you want to get involved. Contact us! The Dysphonia International, formerly the National Spasmodic Dysphonia Association, is dedicated to improving…

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Our Mission and Vision

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…

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Diagnosing Spasmodic Dysphonia

Diagnosing Spasmodic Dysphonia Spasmodic dysphonia (SD) can be difficult to diagnose because the anatomy of the larynx remains normal. SD has no objective pathology that is evident through x-rays or…

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Types of Spasmodic Dysphonia

Navigating the types of spasmodic dysphonia SD is generally categorized into two primary forms: Adductor spasmodic dysphonia (AdSD)Abductor spasmodic dysphonia (AbSD). Spasmodic dysphonia can also be combined with other disorders,…

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