Appropriate timing and intensity of PC6 stimulation for the prevention of postoperative nausea and vomiting.

摘要: We read with interest the recent article by Liodden et al 1 on use of PC6 acupuncture for prevention postoperative nausea and vomiting (PONV) in children after tonsillectomy/adenoidectomy. feel that several methodological aspects this investigation are worthy further discussion order to improve treatment PONV using stimulation. Firstly, modern management is directed at (rather than condition once established). has a multifactorial aetiology can be triggered stimulation various peripheral central receptors, including chemoreceptor trigger zone (CTZ) area postrema, which causes activation emetic centre brain stem. Once activated, responds poorly antiemetic drugs, makes difficult. The choice anaesthetic an important consideration PONV. Perioperative volatile anaesthetics opioid analgesics, failure propofol (an drug known …