This publication is intended for gastroenterologists and postgraduate students specializing in gastroenterology. It is dedicated to pancreatic diseases. The book provides detailed information on the anatomy and physiology of the pancreas, along with an overview of general diagnostic approaches for pancreatic conditions. The second part of the guide focuses specifically on pancreatic pathology, offering an in-depth exploration of etiology, pathogenesis, classification, clinical presentation, as well as modern laboratory and imaging techniques used to diagnose various pancreatic and related organ diseases. Treatment options and preventive measures are also discussed. Special emphasis is placed on conservative management, with an outline of indications and fundamental principles for endoscopic and surgical interventions. To facilitate easier understanding, only a selection of illustrations is included in the main text. For comprehensive visual support, over 300 images are provided on the accompanying CD.