Aliment Pharmacol Ther 30, 791–815 Summary Background Helicobacter pylori infection
rates in duodenal ulcer (DU) patients may be lower than previously estimated. Aim To …

A vast majority of ulcers of the stomach and duodenum are due to H pylori infection or
nonsteroidal anti-inflammatory drug (NSAID) usage. In patients with apparent H pylori …

OBJECTIVE: To compare the current non-invasive tests for Helicobacter pylori infection in
children and adolescents. STUDY DESIGN: This multicenter, multinational study …

Results Ulcers and/or erosions were observed in 56 out of 694 children. Children with
ulcers/erosions were significantly older than those without lesions (10.3±5.5 vs. 8.1±5.7 …

Peptic ulcers, including duodenal and gastric ulcers, are currently studied as an infectious
disease caused by Helicobacter pylori. However, this etiology cannot elucidate the major …

BACKGROUND/PURPOSE: Peptic ulcer disease (PUD) in children is relatively rare as
compared with adults. This study aimed to assess the etiology, clinical and histological …

Objectives: The aim of this study is to investigate the differences in the characteristics
between Helicobacter pylori–positive and H pylori–negative primary ulcers in Chinese …

BACKGROUND: Decreasing prevalence of H pylori infection has been reported in some
countries. AIM: To evaluate the prevalence of Helicobacter pylori infection in a 10-year …

The first detailed description of the morphology of gastric ulcer was reported~ 230 years
ago, but the mechanism has yet to be elucidated. Moreover, peptic ulcers, including …

In this article, we compiled 13 etiological theories, 15 characteristics, and 81 observations/
phenomena of peptic ulcers, reported in reproducible, peer-reviewed studies from the …