| Category | Digest On |
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). An esophageal ulcer occurs in the lower part of your esophagus.
