<prompt> Most common site of primary spinal tumorIntramedullary; ExtraduralIntramedullary onlyIntradural; ExtramedullaryIntra axially only  <response>: - MC spinal tumor - Metastasis - MC primary spinal tumor - Nerve sheath tumor - MC intra - Medullary tumor - Astrocytoma - MC site of primary spinal tumor - Intra-dural; Extra medullary 