soundless voice
Sale Price:$400.00
Original Price:$500.00
sale
These spasms interrupt normal voice (dysphonia) in “abrupt spurts” with a strained, strangled voice; with breathy, soundless voice; or with a mixture of both. A Neurological Disease. SD is a type of dystonia, a disorder of the central nervous system that causes involuntary movement of the vocal folds during voice production.
Quantity: