2024
The Active External Rotation Sign: A Physical Exam Technique for Detecting Posterolateral Corner Injury in Chronic Multiligament Knee Injuries
Levitt S, Zazulak B, Green J, Medvecky M. The Active External Rotation Sign: A Physical Exam Technique for Detecting Posterolateral Corner Injury in Chronic Multiligament Knee Injuries. Video Journal Of Sports Medicine 2024, 4: 26350254241241082. DOI: 10.1177/26350254241241082.Peer-Reviewed Original ResearchKnee injuriesExternal rotationDial testPosterolateral corner injuriesPLC injuriesPhysical exam testsPosterolateral cornerVarus stress testKnee flexionChronic PLC injuriesDynamic external rotationPosterior tibial translationBiceps femoris tendonBiceps femorisChronic multiligament knee injuriesNon-operative treatmentKnee motionMultiligament knee injuriesHigh index of suspicionPassive motionPosterior translationInjury identificationTibial translationIndex of suspicionKnee
2022
Relationship Between Peroneal Nerve and Anterior Cruciate Ligament Involvement in Multiligamentous Knee Injury: A Multicenter Study
Markus DH, Mojica ES, Bi A, Kahan JB, Moran J, Mannino BJ, Alaia EF, Jazrawi LM, Medvecky MJ, Alaia MJ. Relationship Between Peroneal Nerve and Anterior Cruciate Ligament Involvement in Multiligamentous Knee Injury: A Multicenter Study. Journal Of The American Academy Of Orthopaedic Surgeons 2022, 30: e1461-e1466. PMID: 36326829, DOI: 10.5435/jaaos-d-21-01252.Peer-Reviewed Original ResearchConceptsMultiligamentous knee injuriesPeroneal nerve injuryACL tear groupNerve injuryPosterolateral corner injuriesNerve palsyChart reviewKnee injuriesTear groupMulticenter retrospective cohort analysisComplete anterior cruciate ligament ruptureAnterior cruciate ligament ruptureMore knee ligamentsParticular injury patternPeroneal nerve palsyRetrospective chart reviewRetrospective cohort analysisBody mass indexCruciate ligament ruptureGreater relative riskComplete injurySurgical characteristicsIntact ACLLigament involvementPeroneal nerveExamining the Bone Bruise Patterns in Multiligament Knee Injuries With Peroneal Nerve Injury
Moran J, Schneble CA, Katz LD, Fosam A, Wang A, Li DT, Kahan JB, McLaughlin WM, Jokl P, Hewett TE, LaPrade RF, Medvecky MJ. Examining the Bone Bruise Patterns in Multiligament Knee Injuries With Peroneal Nerve Injury. The American Journal Of Sports Medicine 2022, 50: 1618-1626. PMID: 35384729, DOI: 10.1177/03635465221087406.Peer-Reviewed Original ResearchConceptsMultiligament knee injuriesBone bruise patternsPeroneal nerve injuryMagnetic resonance imagingCPN injuryPhysical examinationBone bruisingNerve injuryBone bruisePLC injuriesKnee injuriesBruise patternsCommon peroneal nerve injuryLevel 1 trauma centerBoard-certified musculoskeletal radiologistsHigh-energy traumaPosterolateral corner injuriesLevel of evidenceCPN palsySchenck classificationInjury subtypesKnee dislocationCase seriesTrauma centerLigamentous injuries
2020
The Pathoanatomy of Posterolateral Corner Ligamentous Disruption in Multiligament Knee Injuries Is Predictive of Peroneal Nerve Injury
Kahan JB, Li D, Schneble CA, Huang P, Bullock J, Porrino J, Medvecky MJ. The Pathoanatomy of Posterolateral Corner Ligamentous Disruption in Multiligament Knee Injuries Is Predictive of Peroneal Nerve Injury. The American Journal Of Sports Medicine 2020, 48: 3541-3548. PMID: 33074710, DOI: 10.1177/0363546520962503.Peer-Reviewed Original ResearchConceptsMultiligament knee injuriesPeroneal nerve injuryPeroneal nerve palsyLateral collateral ligamentLocation of injuryNerve palsyNerve injuryPLC injuriesFibular avulsionMidsubstance tearsNeurovascular injuryKnee injuriesInjury patternsVascular injuryAcute posterolateral corner injuriesLevel 1 trauma centerPosterolateral corner injuriesZone of injuryLevel of evidenceHigh rateFemoral avulsionKnee cohortComplete injuryDistal injuriesCase series