1 Department of Neurology, Heidelberg University Hospital, Heidelberg, Baden-Württemberg, Germany.
2 Department of Neuropathology, Heidelberg University Hospital, Heidelberg, Baden-Württemberg, Germany.
3 Clinical Cooperation Unit Neuropathology, German Consortium for Translational Cancer Research (DKTK), German Cancer Research Center (DKFZ), Heidelberg, Baden-Württemberg, Germany.
4 Department of Neuroradiology, Heidelberg University Hospital, Heidelberg, Baden-Württemberg, Germany.
5 Clinical Cooperation Unit Neuro-Oncology, German Consortium for Translational Cancer Research (DKTK), German Cancer Research Center (DKFZ), Heidelberg, Baden-Württemberg, Germany.
6 Department of Neurology, Heidelberg University Hospital, Heidelberg, Baden-Württemberg, Germany leon.kaulen@med.uni-heidelberg.de.