x-ray of lumbosacral spine: osteophyte projects posteriorly from the vertebral bodies superior endplate of S1
x-ray of lumbosacral spine: osteophyte projects posteriorly from the vertebral bodies superior endplate of s1
x-ray of lumbosacral spine: osteophytes projecting posteriorly from superior endplate of S1 vertebra
x-ray of lumbosacral spine: osteophytes projecting posteriorly from superior endplate of s1 vertebra