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