Regional Anesthesia & Pain Medicine
Procedure-specific effects of intravenous lidocaine in adult spine surgery: a systematic review and meta-analysis of randomized controlled trials
Background and objectives Perioperative intravenous lidocaine infusion has been proposed as an opioid-sparing analgesic adjunct in spine surgery, but previous meta-analyses pooled heterogeneous procedures and may have obscured procedure-specific treatment effects. We evaluated the analgesic and opioid-sparing effects of perioperative intravenous lidocaine in adult spine surgery and whether efficacy differs by procedure type. Methods We searched PubMed, Embase, Web of Science, and the Cochrane Library from inception …