magnetic resonance imaging of lumbar spine: mass of medial aspect of L1 vertebra with hyperintense T2 signal
magnetic resonance imaging of lumbar spine: mass of medial aspect of l1 vertebra with hyperintense t2 signal
spine magnetic resonance imaging T2-weighted lumbar osseous mass hyperintense signal L1 medial
spine magnetic resonance imaging t2-weighted lumbar osseous mass hyperintense signal l1 medial