Helicobacter Pylori Infection: Causes, Symptoms, and Treatments

A bacterial infection of the stomach that can lead to ulcers and increases the risk of stomach cancer.
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Bacterial Infections | Stomach Health | Cancer Prevention | H. Pylori Infection | Stomach Ulcers | Treatment For H. Pylori | H. Pylori Symptoms
Prepared by Lee Cheng, reviewed by Dr. Helena Rodriguez

Infection By Helicobacter Pylori FAQ


Image credit: exetergutclinic.co.uk

What is Helicobacter pylori infection?

Helicobacter pylori (H. pylori) infection occurs when Helicobacter pylori (H. pylori) bacteria infect your stomach. This usually happens during childhood. A common cause of stomach ulcers (peptic ulcers), H. pylori infection may be present in more than half the people in the world.

Can Helicobacter pylori cause cancer?

(Photo credit: Thinkstock / Getty Images) Helicobacter pylori ( H. pylori) is a type of bacteria that infects your stomach. It can cause sores and inflammation in the lining of your stomach or the upper part of your small intestine (the duodenum). For some people, an infection can lead to stomach cancer. Infection with H. pylori is common.

Can Helicobacter pylori cause stomach ulcers?

Helicobacter pylori is a type of bacteria. It's commonly found in the stomach. Many people with Helicobacter pylori have no symptoms at all, but it can cause stomach irritation (gastritis) and stomach ulcers. What is Helicobacter pylori? Helicobacter pylori (commonly shorted to H. pylori) is a germ (bacterium).

What are the complications of H pylori infection?

Complications associated with H. pylori infection include: Ulcers. H. pylori can damage the protective lining of the stomach and small intestine. This can allow stomach acid to create an open sore (ulcer). About 10% of people with H. pylori will develop an ulcer.

Does Helicobacter pylori cause stomach problems?

Support 6. Research Helicobacter pylori (H. pylori) are bacteria, a type of germ, which lives in the sticky mucus that lines the stomach. About 40% of people in the UK have Helicobacter pylori in their stomach so it is very common and in the approximately 8 to 9 out of 10 people who have it, does not cause any problems.

How common is Helicobacter pylori in the UK?

About 40% of people in the UK have Helicobacter pylori in their stomach so it is very common and in the approximately 8 to 9 out of 10 people who have it, does not cause any problems. However about 15% of people with the condition get ulcers either in the stomach (gastric ulcer) or in the duodenum (duodenal ulcer).

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