History of medulloblastoma status post craniotomy, radiation therapy, SRS, chemotherapy, and autologous stem cell transplant: off therapy evaluation. There is fatty marrow within the vertebral bone marrow related to radiation therapy. There is no evidence of tumor in the cervical spine. The vertebral column alignment is within normal limits. The vertebral body and disc space heights are preserved. There is no significant spinal canal stenosis. The spinal cord displays normal signal and morphology.
Post-radiation effect in the vertebral bone marrow diffusely without evidence of drop metastases in the thoracic and lumbar spine. 