Clinical trials: Spastic Dysphonia
Laryngeal Dystonia, Spasmodic Dysphonia
Cortical Silent Period in Laryngeal Dystonia
The goal of this observational study is to evaluate the cortical silent period (cSP) in cricothyroid muscle (CT) in laryngeal dystonia and control healthy subjects.
- Trial name
- cSPDystonia (NCT05580302)
- Testing
- Transcranial Magnetic Stimulation (TMS)
- Where
- Croatia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Split, School of Medicine
Spastic Dysphonia, Healthy
Study of Air Stream in Voice Production
This study will investigate and compare the air stream during voice production in patients with abductor spasmodic dysphonia and in normal volunteers.
- Trial name
- NCT00015795
- Testing
- airway interruption test
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Laryngeal Disease, Spastic Dysphonia
Characteristics of Idiopathic Familial Voice Disorders
The purpose the study is to determine the genetic causes of specific voice disorders that run in families. Researchers are particularly interested in two conditions; 1. Spasmodic dysphonia 2.
- Conditions
- Laryngeal Disease, Spastic Dysphonia, Voice Disorder
- Trial name
- NCT00001552
- Where
- 4 sites in United States, United Kingdom
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)