Malignant Gliomas

a report by Michael Weller Chairman, Department of Neurology, University Hospital Zurich Anaplastic astrocytomas, oligoastrocytomas and oligodendrogliomas (World Health Organization (WHO) grade III) and glioblastomas (WHO grade IV) are collectively referred to as malignant gliomas, whereas WHO grade I and II gliomas are designated low-grade gliomas.1 For decades, neurosurgical resection – whenever possible – and…