Basilar skull fracture extending into the occipital condyles bilaterally and the hypoglossal canal (Anderson and Montesano type II)
Fracture through the left lateral mass of C1 which involves the foramen transversarium. Fracture through the right lateral mass of C2 which involves the foramen transversarium. Fracture through the right C5 transverse process. Fracture through the C5 spinous process.
Fracture dislocation at C6-7. Fracture through the anteroinferior corner of the C6 vertebral body. Fracture through the right C6 pedicle extending to the foramen transversarium. Fracture through the C6 laminae bilaterally and spinous process.
Traumatic anterolisthesis of C6 on C7 by approximately 12 mm. The left C6-7 facet joint is perched. The right C6-7 facet joint is perched laterally but locked medially with small fracture fragments seen adjacent.
Anterior epidural haematoma from C2 to C6-7, largest at C6-7.