magnetic resonance imaging of lumbar spine: intradural extramedullary mass of cord extending to (S___)
magnetic resonance imaging of lumbar spine: intradural extramedullary mass of cord extending to (s___)
magnetic resonance imaging of lumbar spine: intradural extramedullary mass of cord extending to (S___)
magnetic resonance imaging of lumbar spine: intradural extramedullary mass of cord extending to (s___)