Your time is short. The faster you can accurately diagnose each patient, the more people you can help every day. This resource enables you to reach a positive diagnosis quickly and confidently! For any set of symptoms, straightforward algorithms guide you from a complete list of differential diagnoses through the appropriate clinical and laboratory tests to a definitive identification. Since this book is organized by body system and by presenting sign-rather than by specific diagnosis-its easy to look up the guidance you need for each patient. Plus, page references to widely used medical texts make additional information simple to find. Inside this 4th Edition, youll find several completely new algorithms, plus comprehensive updates throughout that reflect the very latest diagnostic approaches.