PREVIEW
Peptic ulcer disease is a worldwide problem, affecting about 1 in 10 people. Similarly, Helicobacter pylori, the now undisputed culprit in most cases of peptic ulcer disease, is found virtually everywhere on our planet. Although the organism causes problems in only a minority of those who carry it, it is linked with a number of serious consequences. In this article, a distinguished panel of experts discuss the scope, risks, and relationships of H pylori and peptic disease, cancer, and other disorders.