Browsing Brage NIH by Author "Engebretsen, Lars"
Now showing items 21-40 of 137
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Complex Tears, Extrusion, and Larger Excision Are Prognostic Factors for Worse Outcomes 1 and 2 Years After Arthroscopic Partial Meniscectomy for Degenerative Meniscal Tears: A Secondary Explorative Study of the Surgically Treated Group From the Odense-Oslo Meniscectomy Versus Exercise (OMEX) Trial
Kise, Nina Jullum; Aga, Cathrine; Engebretsen, Lars; Roos, Ewa M.; Tariq, Rana; Risberg, May Arna (Peer reviewed; Journal article, 2019)Background: Few studies have examined morphological findings from preoperative magnetic resonance imaging (MRI) and arthroscopic findings as prognostic factors for outcomes 1 and 2 years after arthroscopic partial meniscectomy ... -
Consensus statement on concussion in sport: the 4th International Conference on Concussion in Sport held in Zurich, November 2012
McCrory, Paul; Meeuwisse, Willem; Aubry, Mark; Cantu, Bob; Dvorak, Jiri; Echemendia, Ruben J.; Engebretsen, Lars; Johnston, Karen; Kutcher, Jeffrey S.; Raferty, Martin; Sills, Allen; Benson, Brian W.; Davis, Gavin A.; Ellenbogen, Richard G.; Guskiewicz, Kevin; Herring, Stanley A.; Iverson, Grant L.; Jordan, Barry D.; Kissick, James; McCrea, Michael; McIntosh, Andrew S.; Maddocks, David; Makdissi, Michael; Purcell, Laura; Putukian, Margot; Schneider, Kathryn; Tator, Charles H.; Turner, Michael (Peer reviewed; Journal article, 2013)This paper is a revision and update of the recommendations developed following the 1st (Vienna 2001), 2nd (Prague 2004) and 3rd (Zurich 2008) International Consensus Conferences on Concussion in Sport and is based on the ... -
Coper Classification Early After Anterior Cruciate Ligament Rupture Changes With Progressive Neuromuscular and Strength Training and Is Associated With 2-Year Success: The Delaware-Oslo ACL Cohort Study
Thoma, Louise M.; Grindem, Hege; Logerstedt, David; Axe, Michael; Engebretsen, Lars; Risberg, May Arna; Snyder-Mackler, Lynn (Peer reviewed; Journal article, 2019)Background: Some athletes demonstrate excellent dynamic stability after anterior cruciate ligament (ACL) rupture and return tosport without ACL reconstruction (ACLR) (copers). Others demonstrate persistent instability ... -
Coping With Anterior Cruciate Ligament Injury From Childhood to Maturation: A Prospective Case Series of 44 Patients With Mean 8 Years’ Follow-up
Ekås, Guri Ranum; Moksnes, Håvard; Grindem, Hege; Risberg, May Arna; Engebretsen, Lars (Journal article; Peer reviewed, 2018)Background: There is no consensus regarding the best treatment approach for skeletally immature children with anterior cruciate ligament (ACL) injuries. High-quality studies with long-term follow-up are lacking, and evidence ... -
Definition and classification of early osteoarthritis of the knee
Luyten, Frank P.; Denti, Matteo; Filardo, Guiseppe; Kon, Elizaveta; Engebretsen, Lars (Journal article; Peer reviewed, 2011-11-08)With the emerging interest in regenerative medicine and tissue engineering, new treatment modalities being developed for joint disorders including joint surface lesions and articular cartilage defects. The clinical ... -
Demographics and injuries associated with knee dislocation: A prospective review of 303 patients
Moatshe, Gilbert; Dornan, Grant J.; Løken, Sverre Bertrand; Ludvigsen, Tom C; LaPrade, Robert F.; Engebretsen, Lars (Journal article; Peer reviewed, 2017)Background: Information on the incidence, injury mechanisms, ligament injury patterns, and associated injuries of knee dislocations is lacking in the literature. There is a need to characterize ligament injury patterns and ... -
Development of a pilot cartilage surgery register
Engen, Cathrine Nørstad; Årøen, Asbjørn; Engebretsen, Lars (Peer reviewed; Journal article, 2017)Background: Norway has no prospective surveillance system to monitor the outcome of knee cartilage surgery. In 2004 the Norwegian Registry of Knee Ligament (NKLR) was successfully established, and has yielded useful ... -
Development of osteoarthritis in patients with degenerative meniscal tears treated with exercise therapy or surgery: a randomized controlled trial
Berg, Bjørnar; Roos, Ewa M.; Englund, Martin; Kise, Nina Jullum; Tiulpin, Aleksei; Saarakkala, Simo; Engebretsen, Lars; Engen, Cathrine Nørstad; Holm, Inger; Risberg, May Arna (Peer reviewed; Journal article, 2020)Objective: To evaluate progression of individual radiographic features 5 years following exercise therapy or arthroscopic partial meniscectomy as treatment for degenerative meniscal tear. Design: Randomized controlled trial ... -
Does extended preoperative rehabilitation influence outcomes 2 years after ACL reconstruction? : a comparative effectiveness study between the MOON and Delaware-Oslo ACL cohorts
Failla, Mathew J.; Logerstedt, David S.; Grindheim, Hege; Axe, Michael J.; Risberg, May Arna; Engebretsen, Lars; Huston, Laura J.; Spindler, Kurt P.; Snyder-Mackler, Lynn (Journal article; Peer reviewed, 2016-07-14)Background: Rehabilitation before anterior cruciate ligament (ACL) reconstruction (ACLR) is effective at improving postoperative outcomes at least in the short term. Less is known about the effects of preoperative ... -
Does surgery reduce knee osteoarthritis, meniscal injury and subsequent complications compared with non-surgery after ACL rupture with at least 10 years follow-up? A systematic review and meta-analysis
Lien-Iversen, Teodor; Morgan, Daniel Barklin; Jensen, Carsten; Risberg, May Arna; Engebretsen, Lars; Viberg, Bjarke (Peer reviewed; Journal article, 2019)Objective: We compared long-term follow-up from surgical versus non-surgical treatment of ACL rupture regarding radiographic knee osteoarthritis (OA), secondary surgery, laxity and patient-reported outcome measures ... -
Early proximal migration of cups is associated with late revision in THA: a systematic review and meta-analysis of 26 RSA studies and 49 survival studies
Granan, Lars-Petter; Inacio, Maria C. S.; Maletis, Gregory B.; Funahashi, Tadashi T.; Engebretsen, Lars (Journal article; Peer reviewed, 2012-12)Background and purpose: The association between excessive early migration of acetabular cups and late aseptic revision has been scantily reported. We therefore performed 2 parallel systematic reviews and meta-analyses to ... -
Effect of concomitant cartilage lesions on patient-reported outcomes after anterior cruciate ligament reconstruction. A Nationwide chohort study from Norway and Sweden of 8470 patients With 5 year follow-up
Ulstein, Svend; Årøen, Asbjørn; Engebretsen, Lars; Forssblad, Magnus; Lygre, Stein Håkon Låstad; Røtterud, Jan Harald (Journal article; Peer reviewed, 2018)All patients who underwent unilateral primary ACLR registered in the Norwegian and Swedish National Knee Ligament Registries from 2005 to 2008 (n = 15,783) were included in the study. At 5-year follow-up, 8470 (54%) patients ... -
Effect of concomitant meniscal lesions and meniscal surgery in ACL reconstruction with 5-year follow-up: A nationwide prospective cohort study from Norway and Sweden of 8408 patients
Ulstein, Svend; Årøen, Asbjørn; Engebretsen, Lars; Forssblad, Magnus; Røtterud, Jan Harald (Peer reviewed; Journal article, 2021)Background: Increased knowledge of the factors predicting outcome after anterior cruciate ligament reconstruction (ACLR) is needed. Purpose: To determine the effect of concomitant meniscal lesions, and the surgical ... -
Epidemiology of MRI-detected muscle injury in athletes participating in the Tokyo 2020 Olympic Games
Katagiri, Hiroki; Forster, Bruce B.; Engebretsen, Lars; An, Jae-Sung; Adachi, Takuya; Saida, Yukihisa; Onishi, Kentaro; Koga, Hideyuki (Peer reviewed; Journal article, 2022)Objective: Muscle injury is one of the most common injuries occurring at the Olympic Games often with devastating consequences. Epidemiological injury surveillance is recognised by the IOC as essential for injury prevention ... -
Evaluation of focal cartilage lesions of the knee using MRI T2 mapping and delayed Gadolinium Enhanced MRI of Cartilage (dGEMRIC)
Årøen, Asbjørn; Brøgger, Helga Marie; Røtterud, Jan Harald; Sivertsen, Einar Andreas; Engebretsen, Lars; Risberg, May Arna (Journal article; Peer reviewed, 2016)Background: Assessment of degenerative changes of the cartilage is important in knee cartilage repair surgery. Magnetic Resonance Imaging (MRI) T2 mapping and delayed Gadolinium Enhanced MRI of Cartilage (dGEMRIC) are able ... -
Evaluation of spine MRIs in athletes participating in the Rio de Janeiro 2016 Summer Olympic Games
Wasserman, Michael S.; Guermazi, Ali; Jarraya, Mohamed; Engebretsen, Lars; Abdelkader, Mohamad; Roemer, Frank W.; Hayashi, Daichi; Crema, Michel D.; Mian, Asim Z. (Journal article; Peer reviewed, 2018)Background/aim: In high-level Olympic athletes, many spinal pathologies arise from overuse, while others are the result of acute injury. Our aim is to analyse the epidemiology of spinal pathologies detected on MRI in ... -
Exercise therapy versus arthroscopic partial meniscectomy for degenerative meniscal tear in middle aged patients: randomised controlled trial with two year follow-up
Kise, Nina Jullum; Risberg, May Arna; Stensrud, Silje; Ranstam, Jonas; Engebretsen, Lars; Roos, Ewa M. (Journal article; Peer reviewed, 2016-07-20)Objective: To determine if exercise therapy is superior to arthroscopic partial meniscectomy for knee function in middle aged patients with degenerative meniscal tears. Design: Randomised controlled superiority ... -
Factors associated with additional anterior cruciate ligament reconstruction and register comparison: a systematic review on the Scandinavian knee ligament registers
Svantesson, Eleonor; Senorski, Eric Hamrin; Baldari, Angelo; Ayeni, Olufemi R.; Engebretsen, Lars; Franceschi, Francesco; Karlsson, Jon; Samuelsson, Kristian (Journal article; Peer reviewed, 2018)Objective: To present an overview of the Scandinavian knee ligament registers with regard to factors associated with additional ACL reconstruction, and studies comparing the Scandinavian registers with other knee ligament ... -
Factors that affect patient reported outcome after anterior cruciate ligament reconstruction-a systematic review of the Scandinavian knee ligament registers
Hamrin Senorski, Eric; Svantesson, Eleonor; Baldari, Angelo; Ayeni, Olufemi R; Engebretsen, Lars; Franceschi, Francesco; Karlsson, Jón; Samuelsson, Kristian (Journal article; Peer reviewed, 2018)Objective: To perform a systematic review of findings from the Scandinavian knee ligament registers with regard to factors that affect patient reported outcome after anterior cruciate ligament (ACL) reconstruction. Design: ... -
Fit for the fight? illnesses in the norwegian team in the Vancouver olympic games
Hanstad, Dag Vidar; Rønsen, Ola; Andersen, Svein S.; Steffen, Kathrin; Engebretsen, Lars (Journal article; Peer reviewed, 2011-03-09)Background The development of strategies to prevent illnesses before and during Olympic Games provides a basis for improved health and Olympic results. Objective (1) To document the efficacy of a prevention programme ...