At a Glance
Why Get Tested?
When to Get Tested?
When you have symptoms of an ulcer, such as gastrointestinal pain that comes and goes, unexplained weight loss, nausea and/or vomiting
A stool sample, a breath sample, or a tissue biopsy of the stomach lining
Test Preparation Needed?
You may need to avoid certain medications; follow any instructions you are given.