Question

A 46-year-old with H. pylori infection completes 14-day bismuth quadruple therapy. When and how should eradication be confirmed?

Accepted Answer

Urea breath test at least 4 weeks after therapy and 2 weeks off PPIs

Answer

No test-of-cure is necessary if asymptomatic

Answer

Serologic IgG H. pylori test 1 week after therapy

Answer

Stool antigen immediately after therapy

Answer

Endoscopic biopsy within 1 week

Practice question

A 46-year-old with H. pylori infection completes 14-day bismuth quadruple therapy. When and how should eradication be confirmed?