Erosive gastritis (acute and chronic)

Helicobacter pylori gastritis

Chronic nonspecific gastritis

Hyperplastic gastritis or gastropathy

"Hypertrophic" gastritis

Ménétrier's disease

Zollinger-Ellison syndrome

Miscellaneous types

Granulomatous

Phlegmonous

Eosinophilic

Corrosive

Other infections

Rare types