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Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen, and Robert F. LaPrade J Bone Joint Surg Am Volume 92(5):1266-1280 May 1, 2010 ©2010 by The Journal of Bone and Joint Surgery, Inc.

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Page 1: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee

by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen, and Robert F. LaPrade

J Bone Joint Surg AmVolume 92(5):1266-1280

May 1, 2010

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 2: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

A: Posteromedial view of the right knee, demonstrating the superficial medial collateral ligament (sMCL) and posterior oblique ligament (POL).

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 3: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Anteromedial view of the left knee, showing the injury grading scale established by the American Medical Association Standard Nomenclature of Athletic Injuries20.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 4: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Illustration of a medial knee reconstruction procedure (medial view of a left knee).

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 5: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

A: A valgus load is applied at 20° to 30° of knee flexion to detect medial joint opening.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 6: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Illustrations (A) and lateral knee radiographs (B) demonstrating the placement of the reference lines for correlating radiographs with the known anatomic attachment sites of the primary

structures of interest in a medial knee reconstruction.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 7: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Valgus stress radiographs demonstrating a grade-III injury of the left knee to the superficial medial collateral ligament and posterior oblique ligament.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 8: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Proton-density-weighted magnetic resonance image showing an acute avulsion of the superficial medial collateral ligament and the meniscotibial division of the deep medial collateral ligament

off their tibial attachments.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 9: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

A: Intraoperative photograph demonstrating a single anteromedial incision performed on a left knee to access the anatomic femoral and tibial attachment points of the superficial medial

collateral ligament (sMCL) and posterior oblique ligament (POL).

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 10: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Anteroposterior plain radiograph of a right knee, showing posttraumatic ossification known as the Pellegrini-Stieda syndrome.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.

Page 11: Injuries to the Medial Collateral Ligament and Associated Medial Structures of the Knee by Coen A. Wijdicks, Chad J. Griffith, Steinar Johansen, Lars Engebretsen,

Diagrammatic representation of the medial side of the knee and the course of the saphenous nerve and its sartorial and infrapatellar branches.

Coen A. Wijdicks et al. J Bone Joint Surg Am 2010;92:1266-1280

©2010 by The Journal of Bone and Joint Surgery, Inc.