Book excerpt: Now in its thoroughly revised, updated Seventh Edition, this popular Spiralr Manual is a practical, accessible guide to the diagnosis and treatment of skin disorders. The book concisely but thoroughly outlines the pathophysiology, symptoms, clinical findings, assessment, and therapy of each disease and offers detailed guidelines for choosing among therapeutic options. Also included are step-by-step instructions for operative procedures and diagnostic and therapeutic techniques. A complete and up-to-date formulary provides information on medications and other products used in dermatology, including pharmacology, dosage, and packaging. A color atlas section adds to the usefulness of this classic therapeutic text.