This unique handbook is designed in a user-friendly format for easy reference. The drug formulary is tailored to compounds specific to dermatology. The truly unique element is on Differential Diagnosis. The book consists of a series of 13 diagnostic algorithms coupled with concise lists and tables of pertinent information: points to be considered regarding laboratory profiles and selection; biopsies; coexistent disease; drugs and systemic insecticides requiring special use; breed predilection; and, outcomes. Carefully selected color photographs allow the reader to match what is seen with a specific diagnosis.