Dystonia-deafness syndrome caused by a β-actin gene mutation and response to deep brain stimulation
Introduction: Dystonia-deafness syndrome is a distinct clinical presentation within the dystonia-spectrum. Although several genetic and acquired causes have been reported, etiology remains unknown in the majority of patients. Objectives: To describe two patients with dystonia-deafness syndrome due to a beta-actin gene mutation. Methods: We report on disease course, genetic testing, and management