Description:Of the common movement disorders, dystonia is perhaps the most misunderstood and least clinically recognized, as the clinical signs and symptoms manifested in patients with various dystonic disorders are extremely varied. With chapters contributed by experts from both sides of the Atlantic, this textbook provides a comprehensive review of the pathogenesis of dystonia, an overview of the classification of the various dystonic disorders, and a summary of the latest developments in treatment, including emerging pharmacological therapies and use of botulinum toxin.