Spondylolysis

Not to be confused with Spondylosis, Spondylitis, or Spondylolisthesis.
Spondylolysis
Arrows show break in pars interarticularis at L5. X-Ray of lumbar spine, lateral projection, in an 11-year-old boy
SpecialtyOrthopedics
Diagnostic methodX-ray, CT scan, MRI

Spondylolysis also known as a pars defect or pars fracture, is a defect or stress fracture in the pars interarticularis of the vertebral arch.[1][2] The vast majority of cases occur in the lower lumbar vertebrae (L5), but spondylolysis may also occur in the cervical vertebrae.[3]

  1. ^ Iwamoto, J., Takeda, T., Wakano, K. Returning athletes with severe low back pain and spondylolysis to original sporting activities with conservative treatment. Sports Scandinavian Journal of Medicine and Science in Sports. 2004;14(6):346–351.
  2. ^ "Spondylolysis. What is spondylolysis?". John Hopkins Medicine.
  3. ^ Dubousset, J. Treatment of Spondylolysis and Spondylolisthesis in Children and Adolescents. Clinical Orthopaedics and Related Research. 1997;337:77–85.
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