Zsuzsanna Knorr a, b, Pierre Leblond c, Marc Baroncini d, Jean-Pierre Pruvo a, Patrice Jissendi Tchofo a, ⁎ 
a Department of Neuroradiology, Lille University Hospital, 59037 Lille cedex, France
b Department of Radiology, Szeged University Hospital (SZTE AOK), Semmelweis u. 6., 6720 Szeged, Hungary
c Pediatric Oncology Unit, Centre Oscar-Lambret – CLCC de la région Nord-Pas de Calais, 3, rue F.-Combemale, 59020 Lille cedex, France
d Pediatric Neurosurgery, Lille University Hospital, 59037 Lille cedex, France