Preemptive analgesia with parecoxib sodium alleviates short-term pain after endoscopic submucosal dissection for early esophageal cancer and precancerous lesions: a single-center, double-arm, and randomized controlled study
Introduction Endoscopic submucosal dissection (ESD) is the preferred treatment for early esophageal cancer and precancerous lesions. Postoperative pain is a prevalent but often overlooked issue.This study investigated the analgesic efficacy and safety of preemptive parecoxib sodium in patients undergoing ESD for early...