<prompt> All of the following are true statements about glioblastoma, except:WHO grade IV tumourPerineuronal satellitosisPseudo-palisading necrosisMicrovascular proliferation  <response>: Glioblastoma: Infiltrating astrocytoma and glioblastoma the synonym for grade IV astrocytoma account for about 80 of primary brain tumors in adults. WHO grade IV astrocytic tumour On microscopy, necrosis pseudo-pallisading andor microvascular proliferation are present Oligodendroglioma Fried egg appearance perinuclear halo Chicken wire capillaries high degree of vascularization Perineuronal satellitosis Tumor cells that infiltrate the cerebral coex often collect around neurons Mc mutation - IDH2 mutation 