Repeated USMLE Questions Step 2 CK- 315

A 36-year-old man visits his physician complaining of chronic gastric pain for several years. Physical examination is unremarkable. Serology studies are positive for Helicobacter Pylori. Endoscopy reveals gastritis with no ulcers or tumors. Treatment starts with omeprazole, clarithromycin and metronidazole.

What is the most appropriate noninvasive test to check for H. pylori eradication?

A-Rapid urease test

B-Stool analysis and culture

C-Examination and culture of gastric contents

D-Urea breath test

E-Serum test for IgG antibodies against H. Pylori







Answer

Urea breath test is the most appropriate noninvasive test to check for H. Pylori eradication. It is recommended after one month of treatment.

The correct answer is D