Ganglioneuromas are rare, benign, slow-growing tumors originating from sympathetic ganglion cells. The most common locations are the posterior mediastinum and retroperitoneum. Pelvic ganglioneuroma is very rare. The case of a 12-year-old girl with presacral ganglioneuroma is reported. The importance of considering a confident preoperative diagnosis by fine-needle aspiration biopsy is stressed.

INTRODUCTION Traditional surgical management of lumbosacral spondylolisthesis is technically challenging and is associated with significant complications. The advent of minimally invasive surgical techniques offers patients treatment alternatives with lower operative morbidity risk. The combination of percutaneous pedicle screw reduction and an axial presacral approach for lumbosacral discectom...