[Acute hemorrhage caused by duodenal ulcer. Results of endoscopic treatment of the first bleeding episode and of recurrences].

The aim of this study was to evaluate the impact of immediate endoscopic treatment of bleeding and rebleeding on the clinical outcome of patients with duodenal ulcer hemorrhage.Between January 1995 and December 1998, 445 patients with bleeding duodenal ulcers were observed in the First Division of General Surgery--University of Verona. All patients, except two who died for hemorrhage before the endoscopic examination, underwent emergency...