The Otolaryngology Channel

Spasmodic Dysphonia

A cause of unrecognized hoarseness

Maurits Boon MD, Assistant Professor of Otolaryngology Head Neck Surgery at Jefferson Medical College discusses the diagnosis and treatment options for spasmodic dysphonia, a motion disorder of the larynx.

Further reading:
Klein AM et al. Vocal outcome measures after bilateral posterior cricoarytenoid muscle botulinum toxin injections for abductor spasmodic dysphonia

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