refers a tumour that arises from ganglion cells
in the central nervous system
. While they are most well known as occurring in the temporal lobe
of the brain
, they can occur anywhere in the brain, or in the spinal cord
. Gangliogliomas in the brain are often associated with seizures
They are the second most common cause of spinal cord tumors in children.
Gangliogliomas are mature ganglion cells clustered with neoplastic glial cells.