Abstract. This study investigated the influence of urease-positive non-Helicobacter pylori bacteria on the results of a urea breath test (UBT) to evaluate the diagnostic utility of a UBT using film-coated [(13)C]urea tablets.
In 4/102 patients, the UBT gave false-positive results.
Urea breath testing for Helicobacter pylori in general practice. What is a C14 Urea breath test and how does it work? What Medications can interfere with the test? Other organisms may produce the urease enzyme and can give a false positive reading.