Comparison of Serum Trefoil Factor-3 to Endoscopy in Diagnosing Helicobacter Pylori Associated Gastric Ulcer.

Background And Aim Of The Work: Helicobacter pylori-associated gastric ulcer (H.pylori-GU) is a serious condition, not only because H.pylori is identified as a grade 1 carcinogen but also because GU is a precancerous condition.