Offering a state-of-the-art, authoritative summary of the most relevant scientific and clinical advances in the field, Principles and Practice of Movement Disorders provides the expert guidance you need to diagnose and manage the full range of these challenging conditions. Superb summary tables, a large video library, and a new, easy-to-navigate format help you find information quickly and apply it in your practice. Based on the authors' popular Aspen Course of Movement Disorders in conjunction with the International Parkinson and Movement Disorder Society, this 3rd Edition is an indispensable resource for movement disorder specialists, general neurologists, and neurology residents. - Explores all facets of movement disorders, including the latest rating scales for clinical research, neurochemistry, clinical pharmacology, genetics, clinical trials, and experimental therapeutics. - Provides the essential information you need for a clinical approach to diagnosis and management, with minimal emphasis on basic science. - Reflects recent advances in areas such as the genetics of Parkinsonian and other movement disorders, diagnostic brain imaging, new surgical approaches to patients with movement disorders, and new treatment guidelines for conditions such as restless legs syndrome. - Features a reader-friendly, full-color format, with plentiful diagrams, photographs, and tables. - Includes access to several hundred updated, professional-quality video clips that illustrate the manifestations of all the movement disorders in the book along with their differential diagnoses.