“…Spinal cord ependymoma comprises less than 2% of all central nervous system neoplasms, 15% of spinal cord tumors, and up to 60% of spinal cord gliomas 20) . It is an intramedullary lesion and there have been reports of only 17 cases of ependymomas arising in IDEM locations worldwide 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 11 , 12 , 13 , 15 , 16 , 18 , 19) . This is the fourth-reported case of primary IDEM ependymoma in South Korea 10 , 14 , 17) .…”