Efficacy of Liposomal Bupivacaine for Anterior Quadratus Lumborum Block in Laparoscopic Gynecological Surgery: A Randomized Controlled Trial - PubMed
4 hours ago
- #postoperative analgesia
- #quadratus lumborum block
- #liposomal bupivacaine
- Study compared liposomal bupivacaine combined with bupivacaine (LB) versus bupivacaine combined with dexamethasone (BD) for anterior quadratus lumborum block (QLB) in laparoscopic gynecological surgery.
- Primary outcome was cumulative oxycodone consumption within 48 hours postoperatively; secondary outcomes included pain scores, opioid-free proportion, and duration of analgesia.
- No significant difference in 48-hour oxycodone consumption between LB and BD groups (1 mg vs. 2 mg, P = 0.192).
- Oxycodone use across various postoperative intervals and pain scores were similar between groups.
- Approximately 45% of patients in both groups remained opioid-free within 72 hours post-surgery.
- Duration of analgesia was significantly longer in the BD group (1,553 vs. 561 minutes, P < 0.001).
- Both LB and BD regimens provided effective and well-tolerated analgesia with low adverse event rates.
- Conclusion: Liposomal bupivacaine did not reduce opioid consumption or improve analgesic outcomes compared to bupivacaine-dexamethasone.