x-ray of lumbosacral spine: sclerotic lesion with soft tissue mass seen posteriorly
x-ray of lumbosacral spine: sclerotic lesion with soft tissue mass seen posteriorly
x-ray of lumbosacral spine: sclerotic lesion with soft tissue mass seen posteriorly (procedure)
x-ray of lumbosacral spine: sclerotic lesion with soft tissue mass seen posteriorly (procedure)