Validation of a Novel Laryngopharyngeal Reflux Risk Prediction Score for Proximal and Pharyngeal Reflux on Objective Testing.

Laryngopharyngeal symptoms (LPS) are increasingly common yet challenging presentations to gastroenterologists' office due to heterogeneous causes, with reflux accounting for a minority of patients.1,2 Given the suboptimal efficacy of empiric acid suppression therapy, accurately identifying patients with reflux-related symptoms remains crucial for targeted management strategies. Previous studies showed limitations of existing tests, with no clear gold standard for diagnosing laryngopharyngeal reflux disease (LPRD).3-5.