Why the study?
Lateral quadratus lumborum block and transversus abdominis plane block are widely used in abdominal surgeries, but a comparison of their intraoperative analgesia, hemodynamics, and postoperative complications in laparoscopic colorectal cancer surgery was needed.
Does bilateral ultrasound-guided lateral quadratus lumborum block reduce intraoperative remifentanil administration compared to transversus abdominis plane block or no block in patients undergoing laparoscopic colorectal cancer surgery?
Population
189 patients scheduled for laparoscopic colorectal cancer surgery
Comparison
Bilateral lateral QLB vs bilateral TAP block vs no blocks
Design
Randomized controlled clinical trial
Authors
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QL block may be preferred over TAP to minimize intraoperative opioids in colorectal laparoscopy; extends comparative evidence for truncal blocks.
Does bilateral ultrasound-guided lateral quadratus lumborum block reduce intraoperative remifentanil administration compared to transversus abdominis plane block or no block in patients undergoing laparoscopic colorectal cancer surgery?
In patients undergoing laparoscopic colorectal cancer surgery, lateral quadratus lumborum block reduces intraoperative remifentanil usage more effectively than transversus abdominis plane block, though both improve hemodynamic stability and perioperative analgesia compared to general anesthesia alone.
Bai et al. (2025) studied this question.
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