DNA test generally has higher false positives than breath test.
Urea breath tests are a non-invasive method for detecting current H. pylori infection. 3 Principle of the BreathTek UBT for H. pylori.
In addition H. pylori status was conrmed by rapid ureasi test and 13C-urea breath test. Result: A total of 5102 consecutive patients were enrolled.
Our study shows that omeprazole at standard dose is able to negatively affect the result of the urea breath test for the diagnosis of H. pylori infection. The rate of false-negative tests after 14 days of omeprazole therapy was 13.9%.
Keywords: Helicobacter pylori – Carbon-14 urea breath test – Peptic ulcer disease.
This urea breath test indirectly detects the presence of H pylori-associated urease by measuring CO2 in the patient’s breath.
Prior use of a range of medications (see Table 1) can interfere with the test, either by partially suppressing H.pylori growth (rendering the test falsely negative) or by
Of concern is the high number of false negatives that occurred with the use of the majority of the ICT HpSA tests (range16-66%).
Testing for H. pylori was previously done by serology, but this is
The American Gastroenterological Association’s position statement on the evaluation of dyspepsia states that “H. pylori testing is optimally performed by a 13C-Urea Breath