magnetic resonance imaging of lumbar spine: periosseous mass of L4 vertebra with hyperintense T2 signal
magnetic resonance imaging of lumbar spine: periosseous mass of l4 vertebra with hyperintense t2 signal
magnetic resonance imaging of lumbar spine: periosseous mass of L4 vertebra with hyperintense T2 signal
magnetic resonance imaging of lumbar spine: periosseous mass of l4 vertebra with hyperintense t2 signal