The craniovertebral junction (CVJ) comprises the occiput, foramen magnum, and the first two cervical vertebrae. The anomalies of CVJ may be congenital or acquired. The clinical features are due to the brain stem and spinal cord compression. It includes recurrent occipital headaches, neck aches, nerve palsy, etc.
Hi, Welcome to icliniq.com. It is a congenital developmental problem, and the exact reason why it happens is not postulated.
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