According to Denis classification, the middle column includes all of the following, except:
Denis classificationof the structural elements of the spine: Anterior column Middle component Posterior complex Anterior pa of of the veebra and disc Anterior longitudinal ligament Posterior pa of the veebra and disc Posterior longitudinal ligament Posterior elements- pedicles, lamina, spinous processes, facet joints, and the remaining ligaments Association for the Study of Internal Fixation (ASIF) system reves back to the original two-column theory: Anterior column consisting of veebral body and disc Posterior column consisting of pedicles, laminae, facets and posterior ligamentous complex.
Posterior longitudinal ligament
Posterior elements of the spine
Posterior pa of the veebral disc
Posterior pa of the veebral body
Ohopaedics Q Bank