International guidelines remind us H. pylori screening can be done easily and affordably with urea breath or even serum or stool testing for patients at high risk of gastric cancer (e.g., history in first degree relative or those with atrophic gastritis or long-standing dyspepsia) with follow-on treatment and eradication confirmation serving as bona-fide cost-effective and low-intensive means of preventing gastric cancer. | IARC, N Engl J Med 2026
