_:vb50939555 . _:vb50939555 . . "GARD:9699"^^ . _:vb50939555 . "A connective tissue disease characterized by ectopic ossification of the posterior longitudinal spinal ligament resulting in spinal cord compression, myelopathy and hyperreflexia."^^ . _:vb50939555 . . "ossification of the posterior longitudinal ligament of spine"@en . _:vb50939555 . . "disease_ontology"^^ . "OPLL"@en . "DOID:0060887"^^ . "OMIM:602475"^^ .