Combined anterior and rotational knee laxity measurements improve the diagnosis of anterior cruciate ligament injuries

Verfasser / Beitragende:
[C. Mouton, D. Theisen, T. Meyer, H. Agostinis, C. Nührenbörger, D. Pape, R. Seil]
Ort, Verlag, Jahr:
2015
Enthalten in:
Knee Surgery, Sports Traumatology, Arthroscopy, 23/10(2015-10-01), 2859-2867
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00167-015-3757-7  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00167-015-3757-7 
245 0 0 |a Combined anterior and rotational knee laxity measurements improve the diagnosis of anterior cruciate ligament injuries  |h [Elektronische Daten]  |c [C. Mouton, D. Theisen, T. Meyer, H. Agostinis, C. Nührenbörger, D. Pape, R. Seil] 
520 3 |a Purpose: This study analysed whether associating the side-to-side difference in displacement and the slope of the load-displacement curve of anterior and rotational knee laxity measurements would improve the instrumental diagnosis of anterior cruciate ligament (ACL) ruptures and help to detect different types of ACL tears. Methods: Anterior and rotational knee laxity was measured in 128 patients with an arthroscopically confirmed ACL injury and 104 healthy controls. Side-to-side differences were determined for three variables in anterior laxity: anterior displacement at 200N (ATD200), primary compliance from 30 to 50N (PCA) and secondary compliance from 100 to 200N (SCA). Furthermore, four variables in rotational laxity were considered: internal and external rotation at 5Nm (IR5/ER5) and compliance from 2 to 5Nm (C IR/C ER). Receiver operating characteristic curves allowed to determine thresholds, specificities and sensitivities to detect ACL lesions, based on single variables considered and combinations thereof. Results: Sensitivity and specificity reached, respectively, 75 and 95% for ATD200 (threshold: 1.2mm) and 38 and 95% for IR5 (threshold: 3.2°). If either two out of the three variables were positive for anterior laxity or both IR5 and C IR were positive, 81% of patients were identified without a false positive. All patients for whom ATD200 was >3.7mm, PCA>48μm/N or SCA>17.5µm/N had ACL remnants that were either totally resorbed or healed on the posterior cruciate ligament. Conclusion: Combined instrumented anterior and rotational knee laxity measurements have excellent diagnostic value for ACL injury, provided that several measurements be considered concomitantly. Level of evidence: Diagnostic study, Level III. 
540 |a European Society of Sports Traumatology, Knee Surgery, Arthroscopy (ESSKA), 2015 
690 7 |a Anterior knee laxity  |2 nationallicence 
690 7 |a Rotational knee laxity  |2 nationallicence 
690 7 |a Anterior cruciate ligament  |2 nationallicence 
690 7 |a Injury diagnosis  |2 nationallicence 
690 7 |a Combined laxity measurements  |2 nationallicence 
700 1 |a Mouton  |D C.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
700 1 |a Theisen  |D D.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
700 1 |a Meyer  |D T.  |u Institute of Sports and Preventive Medicine, Saarland University, Saarbrücken, Germany  |4 aut 
700 1 |a Agostinis  |D H.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
700 1 |a Nührenbörger  |D C.  |u Sports Clinic, Centre Hospitalier of Luxembourg, Luxembourg, Luxembourg  |4 aut 
700 1 |a Pape  |D D.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
700 1 |a Seil  |D R.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
773 0 |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/10(2015-10-01), 2859-2867  |x 0942-2056  |q 23:10<2859  |1 2015  |2 23  |o 167 
856 4 0 |u https://doi.org/10.1007/s00167-015-3757-7  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00167-015-3757-7  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mouton  |D C.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Theisen  |D D.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Meyer  |D T.  |u Institute of Sports and Preventive Medicine, Saarland University, Saarbrücken, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Agostinis  |D H.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Nührenbörger  |D C.  |u Sports Clinic, Centre Hospitalier of Luxembourg, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pape  |D D.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Seil  |D R.  |u Sports Medicine Research Laboratory, Luxembourg Institute of Health, Luxembourg, Luxembourg  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/10(2015-10-01), 2859-2867  |x 0942-2056  |q 23:10<2859  |1 2015  |2 23  |o 167