Spondylolysis and Spondylolisthesis
Patient information SpinalSpondylolysis (pronounced spon-dee-low-lye-sis) and spondylolisthesis (pronounced spon-dee-low-lis-thee-sis) are prevalent sources of lower back pain among children and adolescents. Spondylolysis occurs when a vertebra — one of the small bones that form the spinal column — develops a weakness or stress fracture. This condition can affect up to 5% of children