| glioma, subependymal | An ependymoma in which there is a diffuse proliferation of subependymal fibrillary astrocytes among the ependymal tumour cells. Discrete lobulated ependymal nodules in the walls of the anterior third or posterior fourth ventricle are commonly found at autopsy. (12 Dec 1998) |
|---|---|
| subependymal | Beneath the endyma, or ependyma. Synonym: subependymal. (05 Mar 2000) |
| subependymal giant cell astrocytoma | <tumour> A rare astrocytoma, frequently located in the wall of the lateral ventricle, comprised of large glial cells with abundant eosinophilic cytoplasm and intermixed elongated astrocytes, associated with tuberous sclerosis. (05 Mar 2000) |