Advances in Veterinary Dermatology Volume 4 provides all veterinarians, veterinary dermatologists and skin biologists with cutting-edge clinical research information in this key area of veterinary medicine. The editors present selected refereed papers from the Fourth World Congress of Veterinary Dermatology held in San Francisco, USA, from 30 August to 2 September 2000. The four plenary sessions featured 21 contributions comprising state-of-the-art papers, supporting reviews and original studies on the themes of: * cutaneous biology * infectious and parasitic diseases * dysplasia and neoplasia * immunological diseases The peer-reviewed and edited papers collected in this volume have been written by internationally recognized authorities on veterinary dermatology from many parts of the world. They represent cutting-edge information on dermatology and clinical dermatological problems seen in practice. Twenty-two workshop reports are also included, reflecting the dynamic discussions conducted on a wide variety of topics of current interest.