Noninvasive antigen-based assay for assessing Helicobacter pylori eradication: a European multicenter study

D Vaira, P Malfertheiner, F Mégraud, ATR Axon… - The American journal of …, 2000 - Elsevier
OBJECTIVE: In a recently published multicenter study involving 501 patients undergoing
esophagogastroduodenoscopy (EGD) throughout Europe, we showed the high accuracy of
a recently developed simple test (HpSA) to detect Helicobacter pylori (H. pylori) antigens in
stools of untreated patients. The aim of this study was to assess the diagnostic usefulness of
HpSA compared with 13C UBT shortly after H. pylori eradication treatment. METHODS: Of
the 501 patients enrolled in the validation study, 279 were found to be H. pylori-positive …