title: Unknown case.
authors.forename: I A
authors.initials: IA
authors.lastname: Karnezis
authors.forename: C C
authors.initials: CC
authors.lastname: Crawshaw
mesh_terms: D000368:Aged; D016080:Arachnoid Cysts / Q000150:complications* / Q000175:diagnosis*; D006801:Humans; D017116:Low Back Pain / Q000175:diagnosis* / Q000209:etiology*; D008159:Lumbar Vertebrae / Q000473:pathology; D008279:Magnetic Resonance Imaging; D008297:Male; D013122:Spinal Diseases / Q000150:complications* / Q000175:diagnosis*; D013904:Thoracic Vertebrae / Q000473:pathology