What Is <span class="hpylori-bold">H. pylori<span class="hpylori-bold">?

H. pylori—a common chronic infection1

H. pylori is a spiral-shaped, gram-negative bacterium found in the gastric mucosa or adherent to the epithelial lining of the stomach.2 H. pylori infection is linked to a number of important upper gastrointestinal (GI) conditions, including chronic gastritis, peptic ulcer disease, and gastric cancer.*3


hpylori stats

    Nearly 1 in 3 adults and 25% of children in the United States are affected by H. pylori4,5


    Nearly 6 out of 10 Americans born outside of the United States are infected with H. pylori6


    About 5 out of 10 Americans over the age of 50 are infected with H. pylori7


Nearly 1/3 of patients in North America who are examined for dyspepsia are infected with H. pylori.7

*Global occurrence rates are undetermined for dyspepsia, 10%-15% for ulcers, and ~1% for gastric cancer.8

Data from the National Health and Nutrition Examination Survey (NHANES) III of children ages 6 to 19 years.

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  • Ables AZ, Simin I, Melton ER. Update on Helicobacter pylori treatment. Am Fam Physician. 2007;75(3):351-358.
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