gastric ulcer

Definition gastric ulcer

gastric ulcer: gastric ulcer an ulcer in the stomach, caused by the ation of acid, pepsin, and bile on the stomach lining (mucosa). The output of stomach acid is not usually incrased. Symptoms include vomiting and pain in the upper abdomen soon after eating, and such complications such as bleeding, *perforation and obstructions due to scarring may occur. Symptoms are relieved by antacid medicines, but surgery may be required if the ulcer persists. Since stomach cancer may mimic a gastric ulcer, all gastric ulcers should be examined by a *gastroscope to aid in their differentiation.