Skip to Content
Home > Wellness > Health Library > Helicobacter Pylori Bacteria
Browse and register for related classes.
Helicobacter pylori is a type of bacteria
that is a major cause of stomach (gastric) and upper small intestine (duodenal)
ulcers. Infection with H. pylori may also increase the
risk of stomach cancer.
H. pylori bacteria can cause ulcers by
growing in the lining of the stomach, producing inflammation and causing the
stomach and intestinal lining to be more easily damaged by stomach acid. But most people
infected with H. pylori do not develop ulcers. An additional factor (such as stress)—one that cannot always be identified—may be
needed to cause an ulcer to form.
H. pylori bacteria can be eliminated by
taking certain antibiotics that are specifically directed at this
Current as of:
November 20, 2015
E. Gregory Thompson, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Jerome B. Simon, MD, FRCPC, FACP - Gastroenterology
To learn more about Healthwise, visit Healthwise.org.
© 1995-2016 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.
250 Pleasant Street
Concord, NH 03301
Contact Concord Hospital
View Quality Data
© 2016 Concord Hospital