Definitions for "Abductor Spasmodic Dysphonia"
A less common form of Spasmodic Dysphonia that causes the posterior cricoarytenoid muscle (the muscle that draws the vocal folds apart) to contract suddenly, causing the vocal folds to pull apart suddenly. The result is a sudden "blowing out" or breathiness of the voice. Term found in Types of Voice Disorders: Spasmodic Dysphonia.