[Giant intracranial aneurysm in a 9 year-old child. Case report]. / Aneurisma intracraniano gigante em criança de nove anos. Relato de caso.

The case of a 9-year-old girl with intracranial hemorrhage due to a giant aneurysm of distal middle cerebral artery is reported. Cerebral aneurysms are rare in children, particularly in the first decade of life. Aneurysms in childhood occur more frequently in peripheral branches and they are more often giant in size. Clinical features and pathogenesis of this lesion are discussed.