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Write a paragraph on peptic ulcer....

Write a paragraph on peptic ulcer.

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It refers to an eroded area of the tissue lining (mucosa) in the stomach or duodenum. Duodenal ulcer occurs in people in the age group of 23 - 45 years. Gastric uloer is more common in persons above the age of 50 years. Ulcer is mostly due to infections caused by the bacterium Helicobacter pylori. It may also be caused due to uncontrolled usage of aspirin or certain anti-inflammatory drugs. Ulcer may also be caused due to smoking, alcohol, caffeine and psychological stress .
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