Transversus Abdominis Plane Block Versus Quadratus Lumborum Block in The Pediatric Population Undergoing Orchiopexy

The TAP block which is one of the abdominal truncal blocks is performed with the blockage of the nerve group which innervates the anterior abdominal muscle wall layers. However, in QL block, the local anesthetic agent spreads through the abdominal wall and paravertebral space with the help of the perimuscular fascia to maintain the somatic analgesia.