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Bilateral Total Knee Arthroplasty with Extensor Mechanism Allografts and Flap Reconstructions After Soft-Tissue Joint Destruction from Purpura Fulminans.

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Presentation on theme: "Bilateral Total Knee Arthroplasty with Extensor Mechanism Allografts and Flap Reconstructions After Soft-Tissue Joint Destruction from Purpura Fulminans."— Presentation transcript:

1 Bilateral Total Knee Arthroplasty with Extensor Mechanism Allografts and Flap Reconstructions After Soft-Tissue Joint Destruction from Purpura Fulminans by Judith E. Kopinski, Ramon A. DeJesus, and Henry R. Boucher JBJS Case Connect Volume 4(2):e43 June 11, 2014 ©2014 by The Journal of Bone and Joint Surgery, Inc.

2 Both knees showed soft-tissue damage and loss of the extensor mechanism. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

3 Skin grafts on both knees provided soft-tissue coverage. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

4 Preoperative anteroposterior radiograph showing degenerative arthritis in the right knee. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

5 Postoperative lateral radiograph showing the left total knee arthroplasty with two anteroposterior tibial screws for distal fixation of the extensor mechanism allograft. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

6 The intraoperative photograph shows that the extensor mechanism allograft was sutured proximally into the quadriceps muscle and fixed distally with screws anterior to the total knee arthroplasty. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

7 Fig. 6 Postoperative lateral radiograph showing the right total knee arthroplasty with two anteroposterior tibial screws for distal fixation of the extensor mechanism allograft.. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

8 Fig. 7 Postoperative sunrise view radiograph showing the right patellar allograft with the femoral total knee arthroplasty component. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

9 Photograph showing both knees three years after the first surgery. Judith E. Kopinski et al. JBJS Case Connect 2014;4:e43 ©2014 by The Journal of Bone and Joint Surgery, Inc.

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