Definition: A calcification of the posterior longitudinal ligament of the spinal column, usually at the level of the cervical spine. It is often associated with anterior ankylosing hyperostosis.
DF: OPLL
Other names Calcification of Posterior Longitudinal Ligament; Posterior Longitudinal Ligament Ossification; Posterior Longitudinal Ligament Calcification
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Ossification of the posterior longitudinal ligament of the spine