Question

A 68-year-old man with H. pylori treated with bismuth quadruple therapy completed 14 days. He asks how to confirm eradication. What do you advise?

Accepted Answer

Noninvasive test (urea breath or fecal antigen) ≥4 weeks after therapy and after PPI is held

Answer

Serology 2 weeks after therapy

Answer

Endoscopy for all patients

Answer

No confirmation needed if asymptomatic

Answer

Repeat stool PCR within 48 hours

Practice question

A 68-year-old man with H. pylori treated with bismuth quadruple therapy completed 14 days. He asks how to confirm eradication. What do you advise?