A peptic ulcer is damage to a part of the lining of the stomach or the wall of the small bowel. Stomach (gastric) ulcers and small bowel (duodenal) ulcers are known as peptic ulcers. Duodenal ulcers are more common.

Attribution: BUPA

See also:

• Cause of peptic ulcers
• Symptoms of peptic ulcers
• Diagnosis of peptic ulcers