Ultrasound-guided quadratus lumborum block for postoperative analgesia in a pediatric patient

Sat, 28 Mar 2026 13:06:29 +0300

The quadratus lumborum block (QLB) is a newly described block providing successful, safe, and long-lasting analgesia with the guidance of ultrasound. The QLB allows local anesthetic to spread posterior to the quadratus lumborum muscle and expand beyond the middle layer of the thoracolumbar fascia and paravertebral space. We present our experience with the use of an unilateral QLB to provide pos...