Pediatric anesthesia and achalasia: 10 years' experience in peroral endoscopy myotomy management.

Background: Endoscopic treatment for achalasia (POEM) is a recently introduced technique that incorporates the concepts of natural orifice transluminal surgery. Although pediatric achalasia is rare, POEM has been episodically used in children since 2012. Despite this procedure entails many implications for airway management and mechanical ventilation, evidences about anesthesiologic management are very poor.

Continuous intravenous analgesia with fentanyl or morphine after gynecological surgery: a cohort study.

Purpose: This retrospective study aims to compare postoperative pain relief offered by continuous intravenous infusion of either fentanyl or morphine.

Methods: Sixty American Society of Anesthesiologists Physical Status I and II women who had undergone open gynecological surgery were enrolled. All patients received total intravenous postoperative analgesia for 24 h with continuous infusion of either fentanyl or morphine at comparable doses (38 patients received 0.