Substantially revised, reorganized, and updated for its Fifth Edition, this concise textbook is ideal for medical students in internal medicine clinical clerkships. This edition´s content reflects current guidelines from the Clerkship Directors in Internal Medicine and the National Board of Medical Examiners on topics necessary for this rotation. The organization and presentation of the material is divided into three sections: the diagnostic and clinical approach to common presenting complaints with particular attention to elements of the differential diagnosis; diseases and disorders frequently encountered in medicine, formally described in a logical and structured manner; and, principles of ambulatory medicine.