title: Unusual vacuum phenomenon suggesting occult vertebral instability.
authors.affiliation: Department of Diagnostic Radiology, Clinique St Luc, Bouge, Belgium.
authors.forename: B
authors.initials: B
authors.lastname: Coulier
authors.forename: M
authors.initials: M
authors.lastname: Theodorescu
authors.forename: B
authors.initials: B
authors.lastname: Vander Elst
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007593:Joint Instability / Q000000981:diagnostic imaging*; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging*; D010020:Osteonecrosis / Q000000981:diagnostic imaging*; D011859:Radiography; D014618:Vacuum