common
Spondylolysis
Spondylolysis also known as a pars defect or pars fracture, is a defect or stress fracture in the pars interarticularis of the vertebral arch. The vast majority of cases occur in the lower lumbar vertebrae (L5), but spondylolysis may also occur in the vertebrae.
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How it's found
- ·X-ray, CT scan, MRI
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See all of Bones →Plain-language summary adapted from Wikipedia. Not medical advice.