Abstract
Medulloblastoma (MB) is a solid malignant tumour of the central nervous system (CNS) located in the cerebellum, which most affects and kills children. The prognosis and survival rate of patients with MB vary according to molecular subgroups: SHH (Sonic Hedgehog), which represents about 30% of cases, separated into tumours with mutated or wild-type TP53 gene; WNT (Wingless), which correspo…