Question: what is the difference between peptic ulcer gastric ulcer and duodenal ulcer?
Answer: Ulcers. A peptic ulcer is a sore on the lining of your stomach, small intestine or esophagus. A peptic ulcer in the stomach is called a gastric ulcer. A duodenal ulcer is a peptic ulcer that develops in the first part of the small intestine (duodenum).