Effect of Increasing Motor Cortex Inhibition on Task Specific Dystonia

Inclusion Criteria

• •If you are treated with Botulinum toxin, the testing should be done at least 3 months after your last Botulinum toxin injections.
• •Adult patients with task-specific dystonia strictly confined to one hand since the onset of symptoms
• •No dystonic movements at rest
• •Normal MRI scan of the brain as per clinical record
• •No intake of CNS active drugs that may interfere with the study
• •No contraindication for TMS
• •Ability to perform the selective task
• •No other neurological disease that may interfere with the study
• •Ability to give informed consent