A Case Report of a Rare Pediatric Brain Tumor: Congenital Glioblastoma.

Congenital brain tumors are extremely rare; even with advances in prenatal imaging tests, it is still uncommon. Congenital glioblastoma (GBM) is a rare childhood tumor. With less than 50 cases described in the literature, it corresponds to less than 2% of tumors in children under two months of life.