This book provides a comprehensive review for students and practicing physician assistants preparing for the Certification (PANCE) and Recertification (PANRE) examinations. Nineteen sections organized by body system describe common diseases in a consistent format: etiology, pathology, clinical features, diagnostic studies, and management. This edition is completely updated and includes new chapters on Environmental Emergencies and Study and Test Taking Strategies. A companion Website offers over 1,000 Board-format questions, which can be taken in Study Mode or Test Mode, and a 360-question comprehensive exam. Complete explanations of both correct and incorrect answer choices are provided.