1. If it hurts, that's a sign of spondylolysis . 2. Patients with spina bifida occulta have an increased risk for spondylolysis . 3. I have started a stub article at spondylolysis , with various redirects. 4. Spondylolysis is a defect in the pars interarticularis of the vertebral arch.5. Howard went to an orthopedist, who diagnosed spondylolysis . 6. And spondylolysis is more common than doctors visits indicate, the article said. 7. Spondylosis is a type of osteoarthritis of the spine, whereas spondylolysis is a vertebral fracture. 8. However, the doctors agree that spondylolysis is highly treatable and that few cases go on to require surgery. 9. Spondylolysis is a stress fracture of a vertebrae that is a common cause of back pain in teenage athletes.10. Research has demonstrated that when braces are used as prescribed with full compliance, they are successful at preventing spondylolysis progression.