ERCP has become an indispensable tool for treatment of many biliary and pancreatic diseases. It has developed into a mature and well-established means but still continues to be enriched by new approaches and recent innovations. This book highlights the last edge scientific background of current ERCP practice and transfers this knowledge into the 'real life' practice of performing ERCP. It reflects the vast experience of the contributing authors who share their personal way of 'How I do it'. Thereby, the reader is involved in current practice of high-end ERCP and gets an outlook on future perspectives of ERCP.