Helicobacter pylori (H. pylori) is a type of bacteria that can infect the stomach and intestines. It can lead to:
This condition occurs when an infected person passes the bacteria to someone else. The bacteria are spread through:
Factors that increase your risk of H. pylori infection include being in:
In most cases, there are not any symptoms. However, if someone develops an ulcer or gastritis, symptoms may include:
Your doctor will ask about your symptoms and medical history. A physical exam will be done.
Tests may include:
Talk with your doctor about the best treatment plan for you. Your doctor may recommend:
Gastro—American Gastroenterological Association
The American College of Gastroenterology
Canadian Association of Gastroenterology
Helicobacter pylori. Centers for Disease Control and Prevention website. Available at: http://www.cdc.gov/ulcer/files/hpfacts.PDF. Accessed April 12, 2011.
Helicobacter pylori infection. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated April 29, 2013. Accessed May 14, 2013.
Travelers health helicobacter pylori. Centers for Disease Control and Prevention website. Available at: http://wwwnc.cdc.gov/travel/yellowbook/2014/chapter-3-infectious-diseases-related-to-travel/helicobacter-pylori. Updated July 1, 2011. Accessed May 14, 2013.
Weyermann M, Rothenbacher D, Brenner H. Acquisition of Helicobacter pylori infection in early childhood: independent contributions of infected mothers, fathers, and siblings. Am J Gastroenterol. 2009;104(1):182-189.
9/22/2014 DynaMed's Systematic Literature Surveillance http://www.ebscohost.com/dynamed: Fuccio L, Zagari RM, et al. Meta-analysis: Can Helicobacter pylori eradication treatment reduce the risk for gastric cancer? Ann Intern Med. 200921;151(2):121-128.
Last reviewed February 2015 by Daus Mahnke, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.