Causes of duodenal bleeding

The main cause of duodenal bleeding is duodenal ulcer leading to blood vessel rupture bleeding, duodenal ulcer is mainly caused by Helicobacter pylori infection, gastric acid and pepsin, drug factors and other reasons.

1, Helicobacter pylori infection

duodenal ulcer patients are mostly infected with Helicobacter pylori, Helicobacter pylori can damage local mucosa, and then cause duodenal ulcer.

2, gastric acid and

pepsin If excessive secretion, it will destroy duodenal mucosa, and then cause duodenal ulcer.

3, drug factors

If patients take non-steroidal anti-inflammatory drugs for a long time, it is easy to damage duodenal mucosa, and then cause duodenal ulcer.