magnetic resonance imaging of lumbar spine: mass of posterior aspect of L4 vertebra with isointense T2 signal
magnetic resonance imaging of lumbar spine: mass of posterior aspect of l4 vertebra with isointense t2 signal
spine magnetic resonance imaging T2-weighted lumbar osseous mass isointense signal L4 posterior
spine magnetic resonance imaging t2-weighted lumbar osseous mass isointense signal l4 posterior