Objective: To observe the improvement of clinical symptoms after Helicobacter pylori (HP) eradication treatment in different subgroups of functional dyspepsia (FD) patients.
Methods: 222 FD patients were collected and divided into postprandial distress syndrome (PDS) group and epigastric pain syndrome (EPS) group. Rapid urease test and histopathological staining method were used in detection of HP. Patients with HP infection were randomly allocated into two groups: Eradication group and non-eradication ...