magnetic resonance imaging of lumbar spine: mass of medial aspect of L1 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: mass of medial aspect of l1 vertebra with hypointense t2 signal
magnetic resonance imaging of lumbar spine: mass of medial aspect of L1 vertebra with hypointense T2 signal
magnetic resonance imaging of lumbar spine: mass of medial aspect of l1 vertebra with hypointense t2 signal