The aim of this course is to give students a general view of the structure and function of the digestive and hepatobiliary systems and the common diseases affecting it. This can be achieved under the following aspects: (1) review of the anatomy and physiology of the gastrointestinal tract and the hepatobiliary system; (2) investigation of gastrointestinal and hepatobiliary diseases; (3) major manifestations of gastrointestinal and hepatobiliary diseases; (4) overview of diseases affecting the gastrointestinal tract: esophagus, stomach and duodenum, small intestines, pancreas, colon and rectum; (5) overview of diseases affecting the hepatobiliary system: liver, biliary system; and (6) study of clinical cases.