title: Preoperative diagnosis of an extradural cyst arising from a spinal facet joint: case report.
authors.forename: S L
authors.initials: SL
authors.lastname: Fedder
mesh_terms: D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery; D009408:Nerve Compression Syndromes / Q000175:diagnosis / Q000601:surgery; D013126:Spinal Nerve Roots / Q000601:surgery; D013581:Synovial Cyst / Q000175:diagnosis* / Q000601:surgery