GI Tract

Does Polyp Size Matter?

Computed tomography colonography (CTC) is a useful tool for colon cancer screening. The challenge, however, is determining which lesions are most dangerous—should some be treated aggressively and others just monitored or ignored? Does size matter? In the July issue of Clinical Gastroenterology and Hepatology, Perry Pickhardt et al. assessed the

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H. pylori—What Makes It a Friend or Foe in Cancer Risk?

How does infection with Helicobacter pylori (H. pylori) increase risk for gastric cancer but reduce risk for esophageal cancers? One proposed mechanism is that H. pylori induces gastric atrophy and hypochlorhydria—these promote gastric cancer but reduce acid exposure to the lower esophagus, which protects against esophageal adenocarcinoma. However, many people

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Welcome to The AGA Journals Blog

Welcome to “The AGA Journals Blog”—a forum for discussion of the latest discoveries in the fields of gastroenterology and hepatology. Each week we will comment on a new article from the American Gastroenterological Association (AGA) journals Gastroenterology and Clinical Gastroenterology and Hepatology (CGH). The goals for the blog are two-fold:

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