Lars Engebretsen

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the 4th International Conference on Concussion in Sport held in Zurich, November 2012 Paul McCrory, Willem H Meeuwisse, Mark Aubry, Bob Cantu, Jiří Dvořák, Ruben J Echemendia, Lars Engebretsen, Karen Johnston, Jeffrey S Kutcher, Martin Raftery, Allen Sills, Brian W Benson, Gavin A Davis, Richard G Ellenbogen, Kevin Guskiewicz, Stanley A Herring, Grant L(More)
onsensus statement on Concussion in Sport—The 4th International onference on Concussion in Sport held in Zurich, November 2012 aul McCrorya,∗, Willem Meeuwisseb, Mark Aubryc,d, Bob Cantue, Jiri Dvorakf,g,h, uben Echemendia i,j, Lars Engebretsenk,l,m, Karen Johnstonn,o, Jeff Kutcherp, artin Rafteryq, Allen Sills r, Brian Bensons,t, Gavin Davisu, Richard(More)
BACKGROUND New methods have been used, with promising results, to treat full-thickness cartilage defects. The objective of the present study was to compare autologous chondrocyte implantation with microfracture in a randomized trial. We are not aware of any previous randomized studies comparing these methods. METHODS Eighty patients without general(More)
BACKGROUND The optimal treatment for cartilage lesions has not yet been established. The objective of this randomized trial was to compare autologous chondrocyte implantation with microfracture. This paper represents an update, with presentation of the clinical results at five years. METHODS Eighty patients who had a single chronic symptomatic cartilage(More)
BACKGROUND The injury risk in football is high, but little is known about causes of injury. PURPOSE To identify risk factors for football injuries using a multivariate model. STUDY DESIGN Prospective cohort study. METHODS Participants were 306 male football players from the two highest divisions in Iceland. Before the 1999 football season started, the(More)
BACKGROUND Quantitative descriptions of the attachment sites of the main posterolateral knee structures have not been performed. PURPOSE To qualitatively and quantitatively determine the anatomic attachment sites of these structures and their relationships to pertinent bony landmarks. STUDY TYPE Cadaveric study. METHODS Dissections were performed and(More)
OBJECTIVE To describe the mechanisms for anterior cruciate ligament injuries in female team handball. STUDY DESIGN Descriptive video analysis. METHODS Twenty videotapes of anterior cruciate ligament injuries from Norwegian or international competition were collected from 12 seasons (1988-2000). Three medical doctors and 3 national team coaches(More)
BACKGROUND The prevalence of jumper's knee across different sports has not been examined, and it is not known if there is a gender difference. Data from surgical case series indicate that there may be a high prevalence in sports with high speed and power demands. HYPOTHESIS The aim of this study was to estimate the prevalence of jumper's knee in different(More)
BACKGROUND This is a systematic review of studies on the prevalence of osteoarthritis in the tibiofemoral joint more than 10 years after an anterior cruciate ligament injury, the radiologic classification methods used, and risk factors for development of knee osteoarthritis. METHODS A systematic search was performed in PubMed, EMBASE, and AMED. Inclusion(More)
The incidence of noncontact anterior cruciate ligament injuries in young to middle-aged athletes remains high. Despite early diagnosis and appropriate operative and nonoperative treatments, posttraumatic degenerative arthritis may develop. In a meeting in Atlanta, Georgia (January 2005), sponsored by the American Orthopaedic Society for Sports Medicine, a(More)