A peptic ulcer is a distinct breach in the mucosal lining of the stomach (gastric ulcer) or the first part of the small intestine (duodenal ulcer), a result of caustic effects of acid and pepsin in the lumen. Histologically, peptic ulcer is identified as necrosis of the mucosa which produces lesions equal to or greater than 0.5 cm (1/5`). It is t....
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an ulcer in the wall of the stomach or duodenum resulting from the digestive action of the gastric juice on the mucous membrane when the latter is rendered susceptible to its action.
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lesion that occurs primarily in the mucous membrane of the stomach or duodenum (the upper segment of the small intestine); it is produced when ... [13 related articles]
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A break in the lining of the lower part of the esophagus, the stomach, or the upper part of the small intestine. Peptic ulcers form when cells on the surface of the lining become inflamed and die. They are usually caused by Helicobacter pylori bacteria and by certain medicines, such as aspirin and other nonsteroidal anti-inflammatory drugs (NSAIDs)...
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<gastroenterology> An ulcer in the wall of the stomach or duodenum resulting from the digestive action of the gastric juice on the mucous membrane when the latter is rendered susceptible to its action. ... (13 Nov 1997) ...
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a loss of tissues lining the lower esophagus, stomach, or duodenum; an acute lesion that does not extend through the muscularis mucosae is simply called an erosion. Chronic ulcers destroy the muscular coat and replace it with scar tissue at the site of healing. While it is known that gastric acid and pepsin are responsibl...
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Type: Term Definitions: 1. an ulcer of the alimentary mucosa, usually in the stomach or duodenum, exposed to acid gastric secretion.
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Our Peptic ulcer Main Article provides a comprehensive look at the who, what, when and how of Peptic ulcer Peptic ulcer: A hole in the lining of the stomach, duodenum, or esophagus. A peptic ulcer of the stomach is called a gastric ulcer, an ulcer of the duodenum is a duodenal ulcer, and a peptic ulcer of the esophagus is an esophageal ulcer. A pep...
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(pep;tik ul;ser) An injury to the mucosa of the esophagus, stomach, or small intestine due to the action of acidic gastric juice.
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A peptic ulcer is a chronic sore or crater extending through the protective mucous membrane lining and penetrating the underlying muscular tissue of the gastrointestinal tract. The areas most commonly affected are the upper part of the duodenum, the stomach. The cause of peptic ulcers is largely unknown, but stress is known to be a contributor in s...
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A stomach or duodenal ulcer, caused by excess or untimely secretions of gastric acid and pepsin, poor closure of the pyloric sphincter and digestive acid leakage into the duodenum, or poorly mucin-protected membranes resulting from infection or allergen irritation
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[
n] - an ulcer of the mucous membrane lining of the alimentary tract
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an ulcer in the lining of the stomach or duodenum, often associated with Helicobacter pylori
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Damage to the lining of the gullet (oesophagus), stomach or duodenum caused by exposure to the enzymes in gastric juice. Having a peptic ulcer may increase the risk of stomach cancer. See Digestion, Duodenum, Enzyme, Oesophagus.
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an erosion in the lining of the oesophagus, stomach, or small intestine, usually caused in part by the corrosive action of gastric acid
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peptic ulceration noun an ulcer of the mucous membrane lining of the alimentary tract
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An ulcer, generally caused by the Helicobacter pylori bacterium, which occurs in the lining of the stomach, esophagus, or duodenum. When it occurs in the stomach it is referred to as a gastric ulcer, and if in the duodenum, it is called a duodenal ulcer.
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a sore in the lining of the esophagus, stomach, or duodenum (beginning of the small intestine); often caused by a bacteria called Helicobacter pylori.
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