Copyright © 2015 Lippincott Williams & Wilkins. Unauthorized commercial reproduction of this slide is prohibited Supplemental PowerPoint Slides Primary Epidural Lumbar Ewing´s Sarcoma: Case Report and Review of the Literature Javier Giner 1MD, Alberto Isla1PhD, Ricardo Cubedo2MD, Eva Tejerina3 MD 1 Department of Neurosurgery, University Hospital La Paz, Madrid, Spain 2 Department of Oncology, University Hospital Puerta de Hierro, Madrid, Spain 3 Department of Pathology, University Hospital Puerta de Hierro, Madrid, Spain