H. pylori infection

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Causes

By Mayo Clinic staff

H. pylori bacteria can be passed from person to person through direct contact with saliva, vomit or fecal matter. H. pylori can also be spread through contaminated food or water. The infection is usually acquired during childhood.

Risk factors Symptoms
References
  1. H. pylori and peptic ulcers. National Institute of Diabetes and Digestive and Kidney Diseases. http://digestive.niddk.nih.gov/ddiseases/pubs/hpylori. Accessed March 25, 2011.
  2. Peura DA, et al. Helicobacter pylori. In: Feldman M, et al. Sleisenger & Fordtran's Gastrointestinal and Liver Disease: Pathophysiology, Diagnosis, Management. 9th ed. Philadelphia, Pa.: Saunders Elsevier; 2010. http://www.mdconsult.com/books/about.do?eid=4-u1.0-B978-1-4160-6189-2..X0001-7--TOP&isbn=978-1-4160-6189-2&about=true&uniqId=229935664-2192. Accessed March 25, 2011.
  3. Crowe SE. Bacteriology and epidemiology of Helicobacter pylori infection. http://www.uptodate.com/home/index.html. Accessed March 25, 2011.
  4. Tryforos M. Helicobacter pylori infection. In: Ferri FF. Ferri's Clinical Advisor 2011: Instant Diagnosis and Treatment. Philadelphia, Pa.: Mosby Elsevier; 2011. http://www.mdconsult.com/books/about.do?eid=4-u1.0-B978-0-323-05610-6..C2009-0-38600-6--TOP&isbn=978-0-323-05610-6&about=true&uniqId=230100505-53. Accessed March 28, 2011.
  5. Malagelada JR, et al. Acid peptic disease: Clinical manifestations, diagnosis, treatment and prognosis. In: Goldman L, et al. Cecil Medicine. 23rd ed. Philadelphia, Pa.: Saunders Elsevier; 2008. http://www.mdconsult.com/das/book/body/191371208-2/0/1492/0.html#. Accessed March 28, 2011.
  6. Crowe SE. Treatment regimens for Helicobacter pylori. http://www.uptodate.com/home/index.html. Accessed March 25, 2011.
  7. Talley NJ, et al. Gastric cancer consensus conference recommends Helicobacter pylori screening and treatment in asymptomatic persons from high-risk populations to prevent gastric cancer. American Journal of Gastroenterology. 2008;103:510.
DS00958 May 24, 2011

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