The <scp>C</scp>hronic <scp>O</scp>bstructive <scp>S</scp>ialadenitis <scp>S</scp>ymptoms <scp>Q</scp>uestionnaire to assess sialendoscopy‐assisted surgery

Abstract

The COSS questionnaire is a novel survey instrument to measure obstructive sialadenitis symptom severity that could be helpful in defining outcomes of SASDS. COSS scores under 10 correlate with complete resolution of symptoms, whereas scores between 10 and 25 correlate with partial resolution.