Featuring contributions from more than one hundred leading experts, this full-color text covers pathophysiology, diagnosis, and management of all movement disorders - from ataxia to Parkinson's Disease. examines the neurobehavioral changes and comorbidities that frequently occur and incorporates the latest genetic information and the most current references. Chapters cover Clinical Presentation and Course, Pathophysiology, Differential Diagnosis, Etiologies, and Treatment. The third edition is highlighted by a new full-color presentation, and more than 240 color illustrations and photos.