Patient: Stomach pain 2 or 2 months ago Take medicine for a while, but now there is the beginning of stomach pain How can it be cured? Chen Xueqing, Department of Gastroenterology, The First Affiliated Hospital of Guangzhou Medical College: Duodenogastric ulcer may not be an accurate description, it should be a duodenal bulb ulcer, or compound ulcer (both stomach and duodenum). More than 90% of ulcers in the duodenal bulb are caused by H. pylori infection, and other things such as the use of antipyretic and analgesic drugs can also cause them. It is recommended to check whether there is H. pylori infection first, such as gastroscopic rapid urease test, non-invasive tests such as 13C urease breath test, etc. If so, it must be very H. pylori eradication, in order to make you healed.