Parkinson's disease (PD) is the second most common neurodegenerative disease in the world. Still the only major text on the subject, the completely revised and updated second edition of "Parkinson's Disease: Diagnosis and Clinical Management" comes at a time when specialists have made important advances in our understanding of the etiology, pathogenesis, investigation, and management of Parkinson's disease.This book includes 23 completely new chapters, and has updated information on: Genetics; Pathology; Biomarkers; Pathogenesis; Impulse control disorders in Parkinson's disease; Updated outcome measures; and, Complementary and alternative medicine for the treatment of Parkinson's disease.Together the chapters form a comprehensive review of the many issues facing PD physicians today. Lucid and easily readable from beginning to end, each chapter may also stand on its own as a scholarly review of the individual subject. Each one is concisely written and heavily referenced for this purpose.The second edition of "Parkinson's Disease: Diagnosis and Clinical Management" provides a state-of-the-art review of where we've been, where we are now, and where we are going in treating this disease.