A urea breath test is one way doctors may test for Helicobacter pylori (H. pylori) infection. H. pylori is a type of bacterium that can cause digestive disorders. This article will explain the test, ...

Accurate diagnosis of H. pylori infection remains both crucial and challenging today. In line with current guidelines, confirming eradication after antibiotic treatment is essential. Diagnostic ...

Serology. People infected with H. pylori generally have specific immunoglobulin (Ig)G and IgA antibodies circulating in their blood, and these can be detected by serologic tests. A small proportion of ...

Diagnosis of H. pylori infection can be clinical or based on noninvasive or invasive testing. In 2007, the American College of Gastroenterology published guidelines for H. pylori testing 15 (Table 2).