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2. Gastritis - Wikipedia

   en.wikipedia.org/wiki/Gastritis

   There is erosive gastritis, for which the common causes are stress, alcohol, some drugs, such as aspirin and other nonsteroidal anti-inflammatory drugs , and Crohn's disease. And, there is non-erosive gastritis, for which the most common cause is a Helicobacter pylori infection. [15] [1]

3. Atrophic gastritis - Wikipedia

   en.wikipedia.org/wiki/Atrophic_gastritis

   Atrophic gastritis is a process of chronic inflammation of the gastric mucosa of the stomach, leading to a loss of gastric glandular cells and their eventual replacement by intestinal and fibrous tissues. As a result, the stomach's secretion of essential substances such as hydrochloric acid, pepsin, and intrinsic factor is impaired, leading to ...

4. Helicobacter pylori - Wikipedia

   en.wikipedia.org/wiki/Helicobacter_pylori

   Increasing antibiotic resistance is the main cause of initial treatment failure. Factors linked to resistance include mutations, efflux pumps , and the formation of biofilms . [ 156 ] [ 157 ] One of the main antibiotics used in eradication therapies is clarithromycin , but clarithromycin-resistant strains have become well-established and the ...

5. Peptic ulcer disease - Wikipedia

   en.wikipedia.org/wiki/Peptic_ulcer_disease

   Peptic ulcer disease is a break in the inner lining of the stomach, the first part of the small intestine, or sometimes the lower esophagus. [1][7] An ulcer in the stomach is called a gastric ulcer, while one in the first part of the intestines is a duodenal ulcer. [1] The most common symptoms of a duodenal ulcer are waking at night with upper ...

6. Gastroesophageal reflux disease - Wikipedia

   en.wikipedia.org/wiki/Gastroesophageal_reflux...

   Gastroesophageal reflux disease (GERD) or gastro-oesophageal reflux disease (GORD) is a chronic upper gastrointestinal disease in which stomach content persistently and regularly flows up into the esophagus, resulting in symptoms and/or complications. [6][7][10] Symptoms include dental corrosion, dysphagia, heartburn, odynophagia, regurgitation ...

7. Stomach disease - Wikipedia

   en.wikipedia.org/wiki/Stomach_disease

   Stomach diseases include gastritis, gastroparesis, Crohn's disease and various cancers. [1] The stomach is an important organ in the body. It plays a vital role in digestion of foods, releases various enzymes and also protects the lower intestine from harmful organisms. The stomach connects to the esophagus above and to the small intestine below.