Thoroughly updated for its Third Edition, this text will be the definitive reference on autonomic nervous system disorders, for practicing and academic neurologists and clinicians in such areas as cardiology and gastroenterology where autonomic disorders are prevalent. The book focuses on patient care and provides the sophisticated laboratory testing information necessary for clinical diagnosis and management. This edition has a new co-editor, Eduardo E. Benarroch, MD, who provides more detailed information on the role of the central nervous system in autonomic disorders. The book incorporates the latest advances in noninvasive laboratory testing to evaluate abnormalities in the control of blood pressure, heart rate, urination, digestion, sexual function, and sweating.