label: subependymal giant cell astrocytoma
label_lc: subependymal giant cell astrocytoma
description: "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)"