A patient with H. pylori infection is treated with drugs. The best method to detect presence of residual H. pylori infection in this person is -: (A) Rapid urease test, (B) Urea breath test, (C) Endoscopy and biopsy, (D) Serum anti H. pylori titre
Answer is B. <p>Davidson's principles and practice of medicine 22nd edition. *urea breath test is highly specific and sensitive.in detection of h pylori infection</p>