Glioblastoma multiforme de fosa posterior. Presentacion de un caso

Objective: to report a case of glioblastoma multiforme (GBM) of the posterior fossa. Description: male, 53 years old, with a clinical presentation of dizziness and diplopia. MRI: posterior fossa tumor in the left cerebellar hemisphere, with an extension to the peduncle, brain stem and cerebellopontine angle. Intervention: a subtotal ressection was performed through a suboccipital craniotomy. Pathology informed GBM. After surgery the patient completed the treatment with radiotherapy (60Gy). The outcome was favorable. Conclusion: the preoperative diagnosis of a posterior fossa GBM is difficult because its a extremely rare localization, nevertheless it must be suspected