This fourth edition of the incomparable review bible for the Physical Medicine and Rehabilitation Board Examination has been thoroughly updated to reflect current practice and the core knowledge tested on the exam. Recognized for its organization, consistency, and clarity through editions, this PM&R book distills the essentials and provides focused reviews of all major PM&R topics including stroke, traumatic brain injury, musculoskeletal medicine, spinal cord injuries, pain management, and more. Every chapter in the fourth edition has been rigorously evaluated and refreshed to ensure that the information is accurate and up to date. Sections on cancer treatment and rehabilitation, rheumatologic disease, and ultrasound have been significantly upgraded to incorporate new board requirements and changes in criteria for diagnosis and management.