Ossification of the posterior longitudinal ligament
CONNECTIVE TISSUE DISEASE CHARACTERIZED BY ECTOPIC OSSIFICATION OF THE POSTERIOR LONGITUDINAL SPINAL LIGAMENT RESULTING IN SPINAL CORD COMPRESSION, MYELOPATHY AND HYPERREFLEXIA
Ossification of posterior longitudinal ligament
Ossification of the posterior longitudinal ligament (OPLL) is a process of fibrosis, calcification, and ossification of the posterior longitudinal ligament of the spine, that may involve the spinal dura. Once considered a disorder unique to people of Asian heritage, it is now recognized as an uncommon disorder in a variety of patients with myelopathy.