lumbosacral spine x-ray. anteroposterior view.

monochrome darkness lighting white organ black light lumbosacral spine x-ray rtg anteroposterior view intervertebral space subchondral sclerosis l1-2 l4-5 l5-s1 vertebrae vertebra endplate end-plate right kidney calcific shadow narrowing radiograph radiography radiographic vertebral sacrum radiation unaffected test projection imaging imaging technique anatomy anatomical examination medical pathologic health disease body clinical pain diagnosis bone vertebral column spinal radiology skeleton healthcare bones human science pelvis