Oropharyngoesophageal scintigraphy in the diagnostic algorithm of laryngopharyngeal reflux disease: A useful exam?

Oropharyngoesophageal scintigraphy may be used as preliminary examination in outpatients with signs and symptoms of LPR. Cases of classic gastroesophageal reflux disease could be separated from those of LPR disease and therefore submitted to more invasive instrumental examinations.