This new edition is dedicated to the maintenance of a comprehensive approach to the practice of pediatric gastroenterology. The size and content of various sections have been modified and new chapters have been added. Specific sections deal with Physiology and Pathophysiology, Clinical Presentation of Disease, Clinical Manifestations and Management (discussing the Mouth and Esophagus, The Stomach and Duodenum, The Intestine, and The Pancreas), Diagnosis of Gastrointestinal Diseases, and Principles of Therapy. Each author, selected because of their particular expertise in the field, has provided an authoritative and comprehensive account of their topic. This volume's need-to-know information is supported by a varied selection of tables, illustrations, and photographs.