DOI: 10.36347/sasjs.2024.v10i06.015

Pages: 709-711

Medulloblastoma can occur at any age, but most commonly occurs during childhood. It is the second most common CNS malignancy in children. It’s must now be classified according to a combination of molecular and histopathological features. There are 4 genetically defined groups and 4 histologically defined groups: Genetically defined: WNT activated, SHH activated (either TP53 mutant or TP53 wild type), non-WNT / non-SHH, Histologically defined: classic, desmoplastic / nodular, medulloblastoma with extensive nodularity and large cell / anaplastic medulloblastoma. We report a retrospective study, spread over 68 months covering 21 cases Colligated at the CHU Mohammed VI of Marrakech between January 2018 and August 2023.