Question

A 45-year-old with abdominal pain after NSAID use has positive H. pylori stool antigen. After bismuth quadruple therapy, when to confirm eradication?

Accepted Answer

At least 4 weeks after therapy and ≥2 weeks off PPIs

Answer

No confirmation needed if asymptomatic

Answer

Immediately after antibiotics

Answer

At 1 week regardless of PPI use

Answer

Only if symptoms persist

Practice question

A 45-year-old with abdominal pain after NSAID use has positive H. pylori stool antigen. After bismuth quadruple therapy, when to confirm eradication?