subependymoma low-grade astrocytoma subependymal giant cell astrocytoma https://rarediseases.info.nih.gov/diseases/10632/subependymal-giant-cell-astrocytoma https://www.malacards.org/card/subependymal_giant_cell_astrocytoma DOID:5077 subependymal giant cell astrocytic tumor A benign, slowly growing tumor (WHO grade I) typically arising in the wall of the lateral ventricles and composed of large ganglioid astrocytes. It is the most common CNS neoplasm in patients with tuberous sclerosis complex and typically occurs during the first two decades of life. (WHO) subependymal giant cell astrocytic tumour MEDGEN:61446 GARD:0010632 ICDO:9384/1 subependymal giant cell astrocytoma (morphologic abnormality) MONDO:0016693 SEGA UMLS:C0205768 SCTID:449799008 subependymal giant cell astrocytic neoplasm Orphanet:251618 NCIT:C3696