[Diagnosis of Helicobacter pylori infections--how, when and in whom?].


Recognition of Helicobacter pylori (Hp) as the major cause of peptic ulcer disease has profoundly changed treatment and prognosis of this disease. The diagnostic tests are invasive (i.e. via the endoscopy) or non-invasive. The invasive tests are: urease test, histology, culture and PCR. Non invasive tests are: breath test, serology and Hp-antigens in faeces… (More)


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