title: Ossification of a lumbar interspinous ligament with compression of the cauda equina. A case report.
mesh_terms: D002420:Cauda Equina; D006801:Humans; D007796:Laminectomy; D008022:Ligaments; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D009192:Myelography; D009999:Ossification, Heterotopic / Q000150:complications*; D013117:Spinal Cord Compression / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery; D013123:Spinal Fusion