The role of coughing as a gastroesophageal-reflux provoking maneuver: the scintigraphical evaluation.

Background: Attempts have been made to improve the positivity of the radionuclide detection of gastroesophageal reflux (GER). The aim of this study was to examine the possible contribution of coughing as a provoking maneuver in GER scintigraphy.

Methods: One hundred and twenty-five patients (mean age: 9.