This updated Second Edition remains an authoritative, comprehensive resource for medical students and residents of internal medicine. Included in this "essential" reference from Kelley's Textbook of Internal Medicine, Fourth Edition is a condensed version of "Rapid Access". Prepared by a new editorial board, its approach to patient evaluation and care is through diagnosis and management. Divided by organ systems, pathogenesis, differential diagnosis and common clinical presentations are discussed in an informative, clear way. Algorithms, diagrams and tables are also featured supporting the concise summaries. This new edition provides an instrumental compendium deemed appropriate for every medical student and resident.