Yamamoto I, Kageyama N, Nakamura K, Takahashi T
Surg Neurol. 1979 Nov;12(5):414-8.
Computed tomography of the cervical spine has been carried out on 21 patients with the ossification of the posterior longitudinal ligament. There was a correlation between the shape and the extent of ossification and the type of myelopathy. Computed tomography is important for operative intervention.