Ferri's Clinical Advisor 2005 CD-ROM PDA Software Diseases and Disorders Differential Diagnosis Author:Fred F. Ferri This is a great companion to a classic! The PDA includes all diseases and disorders (615 common medical conditions), the complete differential diagnosis text (displays nearly every possible cause for 472 different signs and symptoms), a large selection of laboratory tests, Periodic Health Exam tables, and herbal product appendices-all in the pal... more »m of your hand.« less