why h pylori causes ulcers?

why h pylori causes ulcers?
pylori cause a peptic ulcer? The H. pylori bacteria weakens the protective mucous coating of the stomach and duodenum, thus allowing acid to get through to the sensitive lining beneath. Both the acid and the bacteria irritate the lining and cause a sore, or ulcer.
Full answer in: wakegastro.com
More questions like: why h pylori causes ulcers?
Is H pylori the same as an ulcer?
An ulcer in the stomach is called a gastric ulcer, and an ulcer in the duodenum is called a duodenal ulcer. Most ulcers are caused by bacteria called Helicobacter pylori ( H. pylori ), which are believed to be transmitted from person to person through close contact and exposure to fecal matter or vomit.
Full answer in: www.rileychildrens.org
More questions like: Is H pylori the same as an ulcer?
What is the main cause of H pylori?
pylori bacteria may be passed from person to person through direct contact with saliva, vomit or fecal matter. H. pylori may also be spread through contaminated food or water. Apr 8, 2020
Full answer in: www.mayoclinic.org
What percentage of ulcers are caused by H pylori?
Helicobacter pylori (H. pylori) is a spiral shaped bacterium that lives in or on the lining of the stomach. It causes more than 90 percent of ulcers, which are sores in the lining of the stomach or the duodenum (the first part of the small intestine).
Full answer in: www.idph.state.il.us
Why does H pylori cause gastritis?
The presence of PMNs in the gastric mucosa is diagnostic of active gastritis. Interaction of H pylori with the surface mucosa results in the release of interleukin (IL)-8, which leads to the recruitment of PMNs and may begin the entire inflammatory process.
Full answer in: www.medscape.com