PREVALENCE OF HELICOBACTER-PYLORI IN PATIENTS WITH GALL-STONES BEFOREAND AFTER CHOLECYSTECTOMY - A LONGITUDINAL-STUDY

Fifty six patients with gall stones were enrolled in this study to ass ess the presence of Helicobacter pylori in gastric mucosa before and a fter cholecystectomy. Samples were taken from gastric juice and antral mucosa through endoscopy performed on these patients before and after the operation. Gastric juice was examined for bile salt concentration as an indicator of duodenogastric reflux. Antral mucosa was studied f or the presence of H pylori this group. and inflammatory response. Duo denogastric reflux was significantly increased (p<0.001) and H pylori significantly Methods decreased (p<0.01) in the postoperative period. Mucosal inflammation and its activity were less in the postoperative p eriod but the differences did not reach statistically significant valu es.