A<unk>  is a posterior displacement of one vertebral body with respect to the subjacent vertebra to a degree less than a luxation (dislocation).<unk>  are most easily diagnosed on lateral x-ray views of the spine. Views where care has been taken to expose for a true lateral view without any rotation offer the best diagnostic quality.<unk>  are found most prominently in the cervical spine and lumbar region but can also be seen in the thoracic area.
Retrolisthesis
Spondylolisthesis
Disc protrusion
Back strain
Facet syndrome
Vertebral compression fracture
Discitis
Coccyx fracture