Bleeding in the upper gastrointestinal (GI) tract is a frequent and complex emergency. There are guidelines for acute medical treatment, established endoscopic treatment as well as surgical and radiological rescue procedures. Nevertheless, the mortality of the upper GI tract bleeding is high, which is due to the fact that affected patients often have serious preexisting illnesses.
Keywords: Angiodysplasia; Endoscopy, gastrointestinal; Esophageal and gastric varices; Mallory Weiss syndrome; Risk assessment.