Clinical Trial

Characterization of Clinical Phenotypes of Laryngeal Dystonia and Voice Tremor

Recruiting
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Summary
The researchers will systematically evaluate current and novel clinical voice assessment tools and measures to elucidate distinct clinical phenotypes of those with laryngeal dystonia and voice tremor.
Protocol Amendment History 7 amendments
This ClinicalTrials.gov record has been amended 7 times since 2021-11-27; most recent amendment 2025-11-24.
Status change: Not Yet Recruiting → Recruiting 2022-11-10
Trial Details
NCT Number NCT05150106
Lead Sponsor Massachusetts Eye and Ear Infirmary
Collaborators: University of Utah
Conditions Laryngeal Dystonia, Spasmodic Dysphonia, Tremor
Enrollment 165 participants
Start Date 2022-11-07
Primary Completion 2027-08-31 (estimated)
Study Completion 2027-08-31 (estimated)
Updated on ClinicalTrials.gov 2025-12-02