A comparison of postoperative pain after conventional open thyroidectomy and single-incision, gasless, endoscopic transaxillary thyroidectomy: a single institute prospective study.

Purpose: The aim of this study was to compare postoperative pain between single-incision, gasless, endoscopic transaxillary thyroidectomy (SET), and conventional open thyroidectomy.

Methods: From March to December 2015, patients with thyroid disease underwent total thyroidectomy or lobectomy. Patient's clinical and pathological characteristics, postoperative pain score using visual analog scale (VAS) were compared between the 2 groups.