In this issue of Veterinary Clinics of North America: Food Animal Practice, guest editor Dr. Robert J. Van Saun brings his considerable expertise to the topic of Ruminant Metabolic Diseases. Top experts provide a comprehensive overview of metabolic diseases and treatments in small and large ruminants caused by deficiencies of certain essential nutrients, resulting in disturbances of an animal's normal metabolic state. Contains 12 practice-oriented topics including inflammation, immunity and transition metabolism; ketosis diagnostics and therapy; beef cattle metabolic diseases; hepatic lipidosis in ruminants; and more.  Provides in-depth clinical reviews on ruminant metabolic diseases, offering actionable insights for clinical practice.  Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.