1 Department of Specialized, Diagnostic, and Experimental Medicine, University of Bologna, Sant'Orsola-Malpighi Hospital; Bologna, Italy - Diagnostic and Interventional Radiology, The "Rizzoli" Institute, IRCCS - Institute of Neurological Sciences of Bologna, UOC of Neuroradiology; Bologna, Italy - abazzo@inwind.it.
The intradural extramedullary space is an extremely unusual site for the onset of Ewing's sarcoma. We describe a case of recurrence of intradural extramedullary Ewing's sarcoma and review the literature available on this topic.