title: A typical sign on a plain knee radiograph.
authors.affiliation: Department of Orthopaedic Surgery, Medical Center Haaglanden, The Hague, Netherlands p.burgers@mchaaglanden.nl.
authors.forename: Paul T P W
authors.initials: PT
authors.lastname: Burgers
authors.affiliation: Department of Orthopaedic Surgery, Medical Center Haaglanden, The Hague, Netherlands.
authors.forename: Peter H C
authors.initials: PH
authors.lastname: Den Hollander
mesh_terms: D000070598:Anterior Cruciate Ligament Injuries / Q000000981:diagnostic imaging*; D001265:Athletic Injuries / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005538:Football / Q000293:injuries*; D006801:Humans; D008297:Male; D055815:Young Adult