The extrinsic risk and its association with neural alterations in spasmodic dysphonia

Spasmodic dysphonia (SD) is an isolated focal dystonia characterized by laryngeal spasms during voluntary voice production. Environmental factors have been assumed to play a role in SD pathophysiology; however, the exact extrinsic risk factors and their association with neural alterations remain unknown.
Source: Parkinsonism and Related Disorders - Category: Neurology Authors: Source Type: research