摘要: Gastric cancer remains the fourth commonest cancer, and second cause of death, globally. Chemopreventive strategies to reduce incidence gastric are required, particularly as number deaths per year is likely rise for foreseeable future. There some evidence that population screening treatment Helicobacter pylori in high-risk populations may cancer. Trials studying effect anti-oxidants selenium conflicting. A recent meta-analysis demonstrated aspirin use led a reduced risk after 10–20 years follow-up. little convincing statins have any on More trials chemoprevention therefore urgently required.