Single-shot Quadratus Lumborum Block for Postoperative Analgesia After Minimally Invasive Hip Arthroplasty

To the Editor:We would like to present a case of extensive and prolonged block of the lower thoracic and high lumbar dermatomes accompanied by significant postoperative analgesia after quadratus lumborum (QL) block in a patient undergoing minimally invasive hip replacement. Oral consent and written