Difference between duodenal ulcer and gastric ulcer

Duodenal ulcer and gastric ulcer are distinguished as follows: 1. Duodenal ulcer and gastric ulcer occur in different locations, both of which can cause abdominal pain. Duodenal ulcer occurs in the duodenum, especially the bulb, and abdominal pain is located in the middle of the upper abdomen. Gastric ulcer occurs in the stomach, especially the gastric angle, and abdominal pain is located in the middle of the upper abdomen. 2. Duodenal ulcer is often fasting pain and nocturnal abdominal pain, which are easy to show symptoms when people are hungry. Gastric ulcer is a chronic pain, stomach pain after eating. 3, duodenal ulcer is caused by excessive secretion of acid; gastric ulcer is caused by decreased gastric mucosal barrier function. 4, duodenal ulcer generally does not go bad; gastric ulcer can go bad.