Spasmodic dysphonia

• Spasmodic dysphonia

Spasmodic dysphonia called The even laryngeal dystonia or speech spasm, is a neurological disorder in the form of circle of dystonia. There are two different forms: the Adduktortyp ( this goes with a pressed voice and with breaks and interruptions in the voice training associated ), as well as the rarer Abduktortyp ( characterized by whispering with a tendency to versiegendem speaking).

The causes of this disease are not known.

Diagnostics

In addition to a video - laryngoscopy with stroboscopy with auditory vocal assessment focuses primarily an EMG of the laryngeal muscles ( M.vocalis ) for the diagnosis is crucial.

Therapy

Since about the beginning of the 1990s, the spasmodic dysphonia is treated by botulinum toxin injections. The injections must be repeated in individual intervals. In addition, functional overlay a voice therapy (eg, a speech therapist ) is supportive.