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Spasmodic Dysphonia (Classification of Phonatory Dysfunction (Abductive:…
Spasmodic Dysphonia
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Symptoms
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Visual Disease Symptoms
Larynx has a normal appearance, but hyperadduction can be visualized during phonation in adductive spasmodic dysphonia
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Etiology
Two possible causes
Neurological: Documented existence of abnormal findings in brain function in addition to associated neurological signs.
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