x-ray of lumbosacral spine: bony ankylosis of vertebral bodies at L3 and L4
x-ray of lumbosacral spine: bony ankylosis of vertebral bodies at l3 and l4
x-ray of lumbosacral spine: bony ankylosis of vertebral bodies at L3 and L4
x-ray of lumbosacral spine: bony ankylosis of vertebral bodies at l3 and l4