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. The 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 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.