An atlanto-occipital injury is a rare and unstable injury of the craniocervical junction ... The study concludes that a ligament injury at the craniocervical joint functions more as a spectrum rather ...

A blockage of the atlanto-occipital joint causes unfocused dizziness, which in older people may well be accompanied by unstable gait, and, additionally, often headache and sensations of eye ...

The shock of the accident was so violent that it caused what is called an "atlanto-occipital dislocation", a phenomenon that is generally fatal and that separates the skull from the spine.