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chemical gastritis

Thursday 10 November 2005

Synopsis

- foveolar hyperplasia
- edema
- smooth-muscle proliferation in the lamina propria
- only normal numbers or a minor increase in chronic inflammatory cells
- neutrophilic polymorphonuclear cells not seen (Unless there is erosion)

Etiology

- chemical irritant
- drug
- bile-associated chemical gastritis (bile reflux gastritis),

  • partial gastrectomy with gastroenteric anastomosis and bile reflux

- NSAID (NSAID-associated chemical gastritis)
- alcohol
- no specific association