x-ray of lumbosacral spine: marginal syndesmophytes projecting to left from superior endplate of S1 vertebra
x-ray of lumbosacral spine: marginal syndesmophytes projecting to left from superior endplate of s1 vertebra
x-ray of lumbosacral spine: marginal syndesmophytes projecting to left from superior endplate of S1 vertebra
x-ray of lumbosacral spine: marginal syndesmophytes projecting to left from superior endplate of s1 vertebra