Spondylolysis is a bony defect of pars interarticularis. It is a nonunion based on a fatigue fracture caused by strenuous physical activity during the maturation/growing period. The tendency to have ...

Using the pedicle-hook-and-rod method with a percutaneous pedicle screw to treat young adult patients with lumbar spondylolysis may lead to a significant reduction in low-back pain, according to ...

NEW YORK (MedscapeWire) Apr 08 - The benefits from surgery for one of most common causes of neck pain may not be worth the risks for many people. A new study shows surgery is no better than other, ...

Isthmic spondylolisthesis, or spondylolisthesis due to a lesion of the pars interarticularis, is a common source of pain and disability in both the pediatric and adult population. This review examines ...