This book is designed both veterinary surgeons or clinicians and practitioner veterinarians who need and desire accurate and clinically useful information in a timely manner. In addition, practicing veterinarians and veterinary students are continuously interested in information on umbilical lesions in calves. This book is intended to be a guide to quality umbilical lesions in calves; however, none of the procedures should be carried out without appropriate instruction under the direction of an experienced veterinary surgeon. The format is designed to provide the reader with easy access to understanding of the umbilical lesions in calves. It is not intended that this book is taken as an absolute, but used as a guide for practical information in terms of umbilical lesions in calves.