Review Article Gastritis with Distinctive Histopathology (Non-Helicobacter Pylori Gastritis)

Distinctive gastritis refers to gastritis with distinctive histological and endoscopic features, including the presence of granulomas, the increased number of intraepithelial lymphocytes, eosinophilic infiltration, thickening of the subepithelial collagen band, and foveolar hyperplasia. Several forms of distinctive gasatritis are reviewed in this issue, since understanding of its pathogenesis and the accurate diagnosis are implicated in clinical prognostic biomarkers and lead to a new therapeutic approach