Dr. Homayoun is interested in clinical aspects of various movement disorders. His primary interest is in the chronic management of patients with Parkinson’s disease, atypical parkinsonism, essential tremor, dystonia, tic disorders and Tourette Syndrome, Huntington's disease, medication-induced dyskinesia, myoclonus, blepharospasm, hemifacial spasm, cerebellar ataxia, as well as uncommon movement disorders. He has a special interest in the surgical treatment of movement disorders through deep brain stimulation.