A posterior cervical fusion may be necessary to treat the following symptoms:
Cervical myelopathy (spinal cord compression) causing dysfunction in the arms or legs, such as loss of hand control, heaviness in the limbs, stiffness or unsteadiness while walking
Severe neck pain and burning sensation
Tingling, weakness, or numbness in the arms
Decreased fine motor skills in the hands
Cervical spinal instability due to fractures, dislocations, or deformities like kyphosis (abnormal forward curvature)
Failure of non-operative treatments to control symptoms.