Spinal intramedullary glioblastoma with intracranial seeding. Report of a case

Approximately one year after partial removal of an intramedullary glioblastoma at T12, a patient was admitted to Wadsworth Veterans Administration Hospital with signs and symptoms of an intracranial tumor. We describe the unusual occurrence of intracranial seeding from spinal glioblastoma and review this rare condition and the possible mechanism involved.