Non-invasive diagnostic tools for assessment of function of the stomach mucosa

Risks for gastric cancer or peptic ulcer diseases are low in subjects with healthy stomach mucosa but are remarkably high in those with 'diseased' stomach mucosa: i.e., in those with H pylori gastritis or atrophic gastritis. Therefore, the differentiation between patients with healthy (no H pylori, gastritis, or atrophic gastritis) and diseased gastric mucosa is clinically relevant. Serum levels of pepsinogen have been used for decades to diagnose atrophic corpus gastritis non-invasively...

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