1. Differential Diagnoses and Algorithms 2. Diagnostic Techniques 3. Bacterial Skin Diseases 4. Fungal Skin Diseases 5. Parasitic Skin Disorders 6. Viral, Rickettsial, and Protozoal Skin Diseases 7. Hypersensitivity Disorders 8. Autoimmune and Immune-Mediated Skin Disorders 9. Hereditary, Congenital, and Acquired Alopecias 10. Congenital Diseases 11. Pigmentary Abnormalities 12. Keratinization and Seborrheic Disorders 13. Diseases of the Eye, Ear, Claws, and Anal Sacs 14. Neoplastic and Non-Neoplastic Tumors 15. An Overview of Bird and Exotic Animal Skin Diseases 16. Before and After Case Image Atlas Appendices