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tDCS for Laryngeal Dystonia

Network Targeted Transcranial Direct Current Stimulation (tDCS) as a Treatment for Laryngeal Dystonia (LD)

Who can join

Ages 18 to 65 · All sexes

Inclusion Criteria:

* Participants must be clinically evaluated for the diagnosis of LD or have the proof of LD diagnosis. (Not applicable for control participants)
* No other known or history of speech, voice disorder other than LD.
* Provision of signed and dated informed consent form.
* Stated willingness to comply with all study procedures and availability for the duration of the study
* Must not be pregnant.

Exclusion Criteria:

* All individuals who do not meet the above mentioned criteria are excluded from the study.
* Subjects with a history of epilepsy or depression or is claustrophobic.

About the study

This project will apply transcranial direct current stimulation (tDCS) to multiple brain areas to evaluate the effects as a potential treatment for laryngeal dystonia (formerly spasmodic dysphonia).

What is being tested

• Starstim system (device)

Sponsor: Yale University · Participants: 10 · Started: Apr 14, 2025

Contact the study team

• Nabin Koirala, PhD · Phone: 203 7852527

Official record on ClinicalTrials.gov — NCT06830174

Locations in the U.S.

Conditions

• Dysphonia

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.