Book excerpt: Diagnosis is often the most challenging part of dermatology. Diagnostic dermatology melds both clinical and histopathologic diagnosis by correlating the clinical and microscopic features of skin disease. This book is a heavily illustrated comprehensive overview of clinical dermatology and dermatopathology that will provide the reader with the tools to accurately diagnose skin disease in the dog and cat. The book will prove an indispensable reference for veterinary dermatologists, diagnostic pathologists, and small animal practitioners who seek to improve their skill in diagnostic dermatology. Completely revised second edition, with many new disease descriptions Now with colour clinical photographs illustrating all of the non-neoplastic skin diseases (previous edition had black and white photographs only) Written by internationally renowned experts, it provides a comprehensive overview of clinical dermatology and dermatopathology for all those interested in skin diseases of dogs and cats.