Myxopapillary ependymoma is a type of tumor that primarily occurs in the spinal cord, particularly in the lower back region. It arises from ependymal cells, which line the ventricles of the brain and the central canal of the spinal cord. This tumor is classified as a grade II tumor, meaning it is generally slow-growing and has a better prognosis compared to higher-grade tumors. These tumors are most commonly found in young adults and can cause symptoms such as back pain, weakness, or numbness in the legs. Treatment typically involves surgical removal of the tumor, and in some cases, radiation therapy may be recommended to reduce the risk of recurrence.