title: Calcification and ossification of posterior longitudinal ligament of spine: its role in secondary narrowing of spinal canal and cord compression.
mesh_terms: D000368:Aged; D002114:Calcinosis / Q000150:complications*; D005260:Female; D006801:Humans; D008022:Ligaments; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000150:complications*; D013115:Spinal Canal; D013117:Spinal Cord Compression / Q000209:etiology*; D013122:Spinal Diseases / Q000209:etiology*