magnetic resonance imaging of lumbar spine: periosseous mass of L1 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: periosseous mass of l1 vertebra with hypointense t2 signal
L-spine MRI T2-weighted osseous mass hypointense signal L1 periosseous
l-spine mri t2-weighted osseous mass hypointense signal l1 periosseous