title: Diagnostic problems in upper gastrointestinal bleeding.
abstract: In this editorial problems of different diagnostic procedures, the time of endoscopy, i.e. emergency endoscopy procedures, and its complications, are discussed. Criteria for a risk patient and possibilities of endoscopic therapy or operation are discussed.
mesh_terms: D004724:Endoscopy / Q000009:adverse effects; D006471:Gastrointestinal Hemorrhage / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D012306:Risk; D009626:Terminology as Topic