What is the spondylolisthesis grading system?
Meyerding classification: It divides the superior endplate of the vertebra below into 4 quarters. grade I: 0-25%; grade II: 26-50%; grade III: 51-75%; grade IV: 76-100%; grade V : >100%
In pediatric spinal injuries, which region of the spine is most commonly involved?
Injuries involving the cervical spine are more common in children. Injuries involving the thoracic and lumbar spine are more common in adults.
In the subaxial cervical spine injury classification, which injury gets more points - incomplete or complete cord injury?
Incomplete cord injury gets more points as it more surgically favorable than a complete cord injury.
CT of the cervical spine shows grade V spondylolisthesis of C6 on C7, known as spondyloptosis. The C6 and C7 vertebral bodies are at the same level, which is considered Type II spondyloptosis. The malalignment is in a Tetris S type configuration.