link
Bookmarks
Posterolateral Corner Injury
Kirkland W. Davis, MD, FACR; Andrew Sonin, MD, FACR
To access 4,300 diagnoses written by the world's leading experts in radiology, please log in or subscribe.Log inSubscribe
0
20
9
0

KEY FACTS

  • Terminology

    • Imaging

      • Pathology

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Posterolateral corner (PLC)
            • Synonyms

              • Posterolateral instability
              • Arcuate complex injury
            • Definitions

              • Injury to group of structures stabilizing PLC of knee
                • Ligaments arising from posterolateral joint capsule
                  • Arcuate ligament
                  • Oblique popliteal ligament (OPL)
                • Popliteus tendon and popliteofibular ligament (PFL)
                • Fabellofibular ligament (FFL)
                • Lateral gastrocnemius muscles and tendon
                • Most authors include fibular collateral ligament (FCL) and biceps femoris (BF) and their common insertion (conjoined tendon)
              • Arcuate complex: Group of ligaments with common attachment to tip of fibular styloid
                • Arcuate
                • PFL
                • FFL

            IMAGING

            • General Features

              • Radiographic Findings

                • MR Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Staging, Grading, & Classification

                          • Relevant Anatomy

                            CLINICAL ISSUES

                            • Presentation

                              • Natural History & Prognosis

                                • Treatment

                                  DIAGNOSTIC CHECKLIST

                                  • Consider

                                    • Image Interpretation Pearls

                                      • Reporting Tips

                                        Selected References

                                        1. Collins MS et al: MRI injury patterns in surgically confirmed and reconstructed posterolateral corner knee injuries. Knee Surg Sports Traumatol Arthrosc. 23(10):2943-9, 2015
                                        2. Crespo B et al: Injuries to posterolateral corner of the knee: a comprehensive review from anatomy to surgical treatment. Rev Bras Ortop. 50(4):363-70, 2015
                                        3. Ellera Gomes JL et al: Frog-Leg Test Maneuver for the Diagnosis of Injuries to the Posterolateral Corner of the Knee: A Diagnostic Accuracy Study. Clin J Sport Med. ePub, 2015
                                        4. McCarthy M et al: Posterolateral Knee Reconstruction Versus Repair. Iowa Orthop J. 35:20-5, 2015
                                        5. McKean D et al: The popliteal fibular ligament in acute knee trauma: patterns of injury on MR imaging. Skeletal Radiol. 44(10):1413-9, 2015
                                        6. Geiger D et al: Posterolateral and posteromedial corner injuries of the knee. Magn Reson Imaging Clin N Am. 22(4):581-99, 2014
                                        7. Kim JG et al: Correlation between the rotational degree of the dial test and arthroscopic and physical findings in posterolateral rotatory instability. Knee Surg Sports Traumatol Arthrosc. 18(1):123-9, 2010
                                        8. Barker RP et al: Normal sonographic anatomy of the posterolateral corner of the knee. AJR Am J Roentgenol. 192(1):73-9, 2009
                                        9. Feng H et al: The "lateral gutter drive-through" sign: an arthroscopic indicator of acute femoral avulsion of the popliteus tendon in knee joints. Arthroscopy. 25(12):1496-9, 2009
                                        10. Peduto AJ et al: Popliteomeniscal fascicles: anatomic considerations using MR arthrography in cadavers. AJR Am J Roentgenol. 190(2):442-8, 2008
                                        11. Vinson EN et al: The posterolateral corner of the knee. AJR Am J Roentgenol. 190(2):449-58, 2008
                                        12. Bolog N et al: MR imaging of the posterolateral corner of the knee. Skeletal Radiol. 36(8):715-28, 2007
                                        13. Pacholke DA et al: MRI of the posterolateral corner injury: a concise review. J Magn Reson Imaging. 26(2):250-5, 2007
                                        14. Rajeswaran G et al: MRI of the popliteofibular ligament: isotropic 3D WE-DESS versus coronal oblique fat-suppressed T2W MRI. Skeletal Radiol. 36(12):1141-6, 2007
                                        15. Bahk MS et al: Physical examination and imaging of the lateral collateral ligament and posterolateral corner of the knee. Sports Med Arthrosc. 14(1):12-9, 2006
                                        16. Malone AA et al: Injuries of the posterior cruciate ligament and posterolateral corner of the knee. Injury. 37(6):485-501, 2006
                                        17. Malone WJ et al: MRI of the posterolateral corner of the knee: normal appearance and patterns of injury. Semin Musculoskelet Radiol. 10(3):220-8, 2006
                                        18. Stannard JP et al: Reconstruction of the posterolateral corner of the knee. Arthroscopy. 21(9):1051-9, 2005
                                        19. White LM et al: Cruciate and posterolateral corner injuries in the athlete: clinical and magnetic resonance imaging features. Semin Musculoskelet Radiol. 8(1):111-31, 2004
                                        20. Huang GS et al: Avulsion fracture of the head of the fibula (the "arcuate" sign): MR imaging findings predictive of injuries to the posterolateral ligaments and posterior cruciate ligament. AJR Am J Roentgenol. 180(2):381-7, 2003
                                        21. Lee J et al: Arcuate sign of posterolateral knee injuries: anatomic, radiographic, and MR imaging data related to patterns of injury. Skeletal Radiol. 32(11):619-27, 2003
                                        22. Munshi M et al: MR imaging, MR arthrography, and specimen correlation of the posterolateral corner of the knee: an anatomic study. AJR Am J Roentgenol. 180(4):1095-101, 2003
                                        23. Yu JS et al: Posterolateral aspect of the knee: improved MR imaging with a coronal oblique technique. Radiology. 198(1):199-204, 1996
                                        Related Anatomy
                                        Loading...
                                        Related Differential Diagnoses
                                        Loading...
                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Terminology

                                          • Imaging

                                            • Pathology

                                              • Clinical Issues

                                                • Diagnostic Checklist

                                                  TERMINOLOGY

                                                  • Abbreviations

                                                    • Posterolateral corner (PLC)
                                                  • Synonyms

                                                    • Posterolateral instability
                                                    • Arcuate complex injury
                                                  • Definitions

                                                    • Injury to group of structures stabilizing PLC of knee
                                                      • Ligaments arising from posterolateral joint capsule
                                                        • Arcuate ligament
                                                        • Oblique popliteal ligament (OPL)
                                                      • Popliteus tendon and popliteofibular ligament (PFL)
                                                      • Fabellofibular ligament (FFL)
                                                      • Lateral gastrocnemius muscles and tendon
                                                      • Most authors include fibular collateral ligament (FCL) and biceps femoris (BF) and their common insertion (conjoined tendon)
                                                    • Arcuate complex: Group of ligaments with common attachment to tip of fibular styloid
                                                      • Arcuate
                                                      • PFL
                                                      • FFL

                                                  IMAGING

                                                  • General Features

                                                    • Radiographic Findings

                                                      • MR Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              • Staging, Grading, & Classification

                                                                • Relevant Anatomy

                                                                  CLINICAL ISSUES

                                                                  • Presentation

                                                                    • Natural History & Prognosis

                                                                      • Treatment

                                                                        DIAGNOSTIC CHECKLIST

                                                                        • Consider

                                                                          • Image Interpretation Pearls

                                                                            • Reporting Tips

                                                                              Selected References

                                                                              1. Collins MS et al: MRI injury patterns in surgically confirmed and reconstructed posterolateral corner knee injuries. Knee Surg Sports Traumatol Arthrosc. 23(10):2943-9, 2015
                                                                              2. Crespo B et al: Injuries to posterolateral corner of the knee: a comprehensive review from anatomy to surgical treatment. Rev Bras Ortop. 50(4):363-70, 2015
                                                                              3. Ellera Gomes JL et al: Frog-Leg Test Maneuver for the Diagnosis of Injuries to the Posterolateral Corner of the Knee: A Diagnostic Accuracy Study. Clin J Sport Med. ePub, 2015
                                                                              4. McCarthy M et al: Posterolateral Knee Reconstruction Versus Repair. Iowa Orthop J. 35:20-5, 2015
                                                                              5. McKean D et al: The popliteal fibular ligament in acute knee trauma: patterns of injury on MR imaging. Skeletal Radiol. 44(10):1413-9, 2015
                                                                              6. Geiger D et al: Posterolateral and posteromedial corner injuries of the knee. Magn Reson Imaging Clin N Am. 22(4):581-99, 2014
                                                                              7. Kim JG et al: Correlation between the rotational degree of the dial test and arthroscopic and physical findings in posterolateral rotatory instability. Knee Surg Sports Traumatol Arthrosc. 18(1):123-9, 2010
                                                                              8. Barker RP et al: Normal sonographic anatomy of the posterolateral corner of the knee. AJR Am J Roentgenol. 192(1):73-9, 2009
                                                                              9. Feng H et al: The "lateral gutter drive-through" sign: an arthroscopic indicator of acute femoral avulsion of the popliteus tendon in knee joints. Arthroscopy. 25(12):1496-9, 2009
                                                                              10. Peduto AJ et al: Popliteomeniscal fascicles: anatomic considerations using MR arthrography in cadavers. AJR Am J Roentgenol. 190(2):442-8, 2008
                                                                              11. Vinson EN et al: The posterolateral corner of the knee. AJR Am J Roentgenol. 190(2):449-58, 2008
                                                                              12. Bolog N et al: MR imaging of the posterolateral corner of the knee. Skeletal Radiol. 36(8):715-28, 2007
                                                                              13. Pacholke DA et al: MRI of the posterolateral corner injury: a concise review. J Magn Reson Imaging. 26(2):250-5, 2007
                                                                              14. Rajeswaran G et al: MRI of the popliteofibular ligament: isotropic 3D WE-DESS versus coronal oblique fat-suppressed T2W MRI. Skeletal Radiol. 36(12):1141-6, 2007
                                                                              15. Bahk MS et al: Physical examination and imaging of the lateral collateral ligament and posterolateral corner of the knee. Sports Med Arthrosc. 14(1):12-9, 2006
                                                                              16. Malone AA et al: Injuries of the posterior cruciate ligament and posterolateral corner of the knee. Injury. 37(6):485-501, 2006
                                                                              17. Malone WJ et al: MRI of the posterolateral corner of the knee: normal appearance and patterns of injury. Semin Musculoskelet Radiol. 10(3):220-8, 2006
                                                                              18. Stannard JP et al: Reconstruction of the posterolateral corner of the knee. Arthroscopy. 21(9):1051-9, 2005
                                                                              19. White LM et al: Cruciate and posterolateral corner injuries in the athlete: clinical and magnetic resonance imaging features. Semin Musculoskelet Radiol. 8(1):111-31, 2004
                                                                              20. Huang GS et al: Avulsion fracture of the head of the fibula (the "arcuate" sign): MR imaging findings predictive of injuries to the posterolateral ligaments and posterior cruciate ligament. AJR Am J Roentgenol. 180(2):381-7, 2003
                                                                              21. Lee J et al: Arcuate sign of posterolateral knee injuries: anatomic, radiographic, and MR imaging data related to patterns of injury. Skeletal Radiol. 32(11):619-27, 2003
                                                                              22. Munshi M et al: MR imaging, MR arthrography, and specimen correlation of the posterolateral corner of the knee: an anatomic study. AJR Am J Roentgenol. 180(4):1095-101, 2003
                                                                              23. Yu JS et al: Posterolateral aspect of the knee: improved MR imaging with a coronal oblique technique. Radiology. 198(1):199-204, 1996