magnetic resonance imaging of lumbar spine: perineural mass of L4 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: perineural mass of l4 vertebra with hypointense t2 signal
magnetic resonance imaging of lumbar spine: perineural mass of L4 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: perineural mass of l4 vertebra with hypointense t2 signal