Subependymal Gliosis Definition


Subependymal Gliosis: Rare, slow-growing, benign intraventricular tumors, often asymptomatic and discovered incidentally. The tumors are classified histologically as ependymomas and demonstrate a proliferation of subependymal fibrillary astrocytes among the ependymal tumor cells. (From Clin Neurol Neurosurg 1997 Feb;99(1):17-22)

Synonym: subependymal astrocytoma, adult subependymal astrocytoma, subependymal glioma, subependymoma.

Additional tags: subependymal gliotic