passages.id: split_6_test_13_passage
passages.type: progene_text
passages.text: As long - term infection with H. pylori could potentially lead to duodenal or gastric ulcer disease , asymptomatic chronic gastritis , chronic dyspepsia , or gastric malignancy , including both adenocarcinoma and B-cell lymphoma , a large number of different treatment regimens aimed at eradicating H. pylori has been evaluated and reported .