[The influence of Helicobacter pylori on the surgical outcome of duodenal ulcer].

There were examined 79 patients, operated on for duodenal ulcer disease. Before the operation the Helicobacter pylori (HP) dissemination of stomach and duodenum of significant degree was diagnosed in 51.9%, mild degree--in 34.2% and of a nonsignificant one--in 13.9% of patients. After the operation the HP dissemination of stomach and duodenum had persisted.