peptic ulcer meaning
Noun. 1. peptic ulcer-an ulcer of the mucous membrane lining of the alimentary tract. peptic ulceration. ulcer, ulceration-a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue. duodenal ulcer-a peptic ulcer of the duodenum.
Peptic ulcer disease (PUD), also known as a peptic ulcer or stomach ulcer, is a break in the lining of the stomach, first part of the small intestine, or occasionally the lower esophagus. An ulcer in the stomach is known as a gastric ulcer while that in the first part of the intestines is known as a duodenal ulcer. The most common symptoms are waking at night with upper abdominal pain or upper abdominal pain that improves with eating.