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 ...

Spondylolisthesis occurs when a vertebra slips out of alignment. It typically affects the lumbar spine and can cause pain, numbness, and instability. When diagnosing AS and spondylolisthesis ...

The lumbar region is located between the thoracic (chest) region of the spine and the sacrum, a large bone at the base of the spine. The lumbar spine usually curves slightly inward, called lordosis.