Department of Neuropathology, GHU Paris-Psychiatrie et Neurosciences, Sainte-Anne Hospital, 1, rue Cabanis, 75014, Paris, France

Arnault Tauziède-Espariat, Lauren Hasty, Alice Métais, Fabrice Chrétien & Pascale Varlet

Inserm, UMR 1266, IMA-Brain, Institut de Psychiatrie et Neurosciences de Paris, Paris, France

Arnault Tauziède-Espariat, Alice Métais & Pascale Varlet

Pediatric Radiology Department, Hôpital Necker Enfants Malades, AP-HP, Paris, France

Volodia-Dangouloff-Ros & Nathalie Boddaert

Institut Imagine and INSERM U1299, Université Paris Cité, UMR 1163, Paris, France

Volodia-Dangouloff-Ros & Nathalie Boddaert

Department of Anatomopathology and Neuropathology, Inst Neurophysiopathol, and APHM, La Timone Hospital, Aix-Marseille Univ, CNRS, INP, 13385, Marseille, France

Dominique Figarella-Branger

Cancer Research Center of Toulouse (CRCT), INSERM U1037, Toulouse, France

Emmanuelle Uro-Coste & Yvan Nicaise

Université Paul Sabatier, Toulouse III, Toulouse, France

Emmanuelle Uro-Coste

Department of Pathology, Toulouse University Hospital, Toulouse, France

Emmanuelle Uro-Coste

Department of Pediatric Oncology, AP-HM La Timone, Marseille, France

Nicolas André

SMARTc, Centre de Recherche en Cancérologie de Marseille, Inserm U1068, Aix Marseille University, Marseille, France

Nicolas André

Department of Pediatric Neurosurgery, AP-HM La Timone, Marseille, France

Didier Scavarda

Department of Radiology, AP-HM La Timone, Marseille, France

Benoît Testud & Nadine Girard

Department of Pathology, Angers Hospital, Angers, France

Audrey Rousseau & Laetitia Basset

Université d’Angers, Inserm UMR 1307, CNRS UMR 6075, Nantes Université, CRCI2NA, 49000, Angers, France

Audrey Rousseau & Laetitia Basset

Department of Pathology, Pellegrin Hospital, Bordeaux, France

Guillaume Chotard

Department of Pediatric Neurosurgery, Pellegrin Hospital, Bordeaux, France

Vincent Jecko

Université de Bordeaux, Talence, France

François le Loarer & Isabelle Hostein

Institut Bergonié, INSERM U1218, ACTION, Bordeaux, France

François le Loarer & Isabelle Hostein

Department of Pathology, Tours Hospital, Tours, France

Marie-Christine Machet & Matthias Tallegas

Department of Pediatric Neurosurgery, Tours Hospital, Tours, France

Antoine Listrat

ATE, VDR, DFB, BA, DS, BT, NG, VJ, AL, NA and NB compiled the MRI and clinical records; ATE, DFB, GC, MCM, AM, FC and PV conducted the neuropathological examinations; ATE, DFB, EUC, YN, AR, LB, FLL, IH, MT, and PV conducted the molecular studies; ATE, VDR, DFB, NB and PV drafted the manuscript; all the authors reviewed the manuscript.