Helicobacter Pylori Test

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Also known as: H. pylori antibody test; H. pylori antigen test; H. pylori breath test

At a Glance

Why Get Tested?

To diagnose an infection with Helicobacter pylori that can cause peptic ulcers

When to Get Tested?

If you have gastrointestinal pain or symptoms of an ulcer

Sample Required?

A stool sample, blood sample from a vein, tissue biopsy of the stomach lining, or a breath test

Test Preparation Needed?

No special preparation is needed for the blood test. For the breath test and if submitting a stool or having a biopsy you may be instructed to refrain from certain medications. If undergoing endoscopy, you may be instructed to fast after midnight the night prior to the procedure.