magnetic resonance imaging of lumbar spine: caudal mass of L1 vertebra with hyperintense T2 signal
magnetic resonance imaging of lumbar spine: caudal mass of l1 vertebra with hyperintense t2 signal
L-spine MRI T2-weighted osseous mass hyperintense signal L1 caudal
l-spine mri t2-weighted osseous mass hyperintense signal l1 caudal