Peptic ulcers are sores or eroded areas that form in the lining of the digestive tract. They usually occur in the stomach (gastric ulcer) or in the duodenum (duodenal ulcer), which is the first part of the small intestine.
People with peptic ulcers can have a wide variety of symptoms and signs, can be completely symptom-free or, much less commonly, can develop potentially life-threatening complications such as bleeding. Signs and symptoms of ulcers include:
Helicobacter pylori is a bacterium that is frequently found in the stomach and is a major cause of stomach ulcers. If this is found when you have a gastroscopy you will be given a course of antibiotics.
https://www.healthpoint.co.nz/public/gastroenterology-hepatology-liver/gastroenterology-lakes-te-whatu-ora/