magnetic resonance imaging of lumbar spine: mass of posterior aspect of L3 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: mass of posterior aspect of l3 vertebra with hypointense t2 signal
spine magnetic resonance imaging T2-weighted lumbar osseous mass hypointense signal L3 posterior
spine magnetic resonance imaging t2-weighted lumbar osseous mass hypointense signal l3 posterior