Sphenopalatine ganglion block in endoscopic sinus surgery reduces intra and post-operative morbidity

The authors present results of a meta-analysis to investigate the role of sphenopalatine ganglion block (SPGB) in reducing postoperative pain in endoscopic sinus surgery (ESS). An electronic database search (Pubmed, SCOPUS, Google Scholar, Embase, and the Cochrane Register of Controlled...