Book excerpt: Now in its revised, updated Fifth Edition, The Cleveland Clinic Intensive Review of Internal Medicine offers thorough preparation for board certification and recertification exams in internal medicine. It is written by distinguished Cleveland Clinic faculty and serves as the syllabus for the Cleveland Clinic's esteemed internal medicine board review course. Clinical vignettes and bulleted lists throughout the book highlight key clinical points. This edition also includes boxed "Points to Remember". Board simulations appear at the end of each section. An updated mock board exam containing over 200 multiple-choice questions appears at the end of the book. A companion Website will offer an interactive question bank with 200 additional questions.