To find out biomarker as diagnostic tool of H. Pylori chronic gastritiswho fulfilled the inclusion and exclusion criteria. The diagnosis of H. Pylori chronic gastritis was based on histopathological examination and PCR with ure C primer of the gastric biopsy specimen. In addition, we also performed the examination of serum gastrin, pepsinogen (PG) I and PG (Pepsinogen) II level. By using analy…