What is a stomach ulcer?

1, gastrointestinal bleeding

patients due to gastric acid stimulation of the stomach, duodenal mucosa, will lead to further deterioration of the ulcer, promote the rupture of blood vessels around the ulcer, causing gastrointestinal bleeding, may appear hematemesis, black stool performance, in the long run will also lead to anemia.

2, perforation

patients due to ulcer gradually penetrate the entire digestive tract muscle layer, will cause acute perforation or chronic penetration.

3, ulcer cancer

patients due to long-term duodenal ulcer caused by mucosal tissue damage after proliferation repair, there may be abnormal cell mutation, resulting in ulcer cancer.