(一) acute gastritis ●1、 acute irritated gastritis ●2、 acute hemorrhagic gastritis ●3、 acute corrosive gastritis o 4 acute infective gastritis(一) acute gastritis ⚫ 1、 acute irritated gastritis ⚫ 2、 acute hemorrhagic gastritis ⚫ 3、 acute corrosive gastritis ⚫ 4、 acute infective gastritis