Simultaneous Total Knee Arthroplasty and Ankle Arthrodesis for Charcot Neuroarthropathy

Figure 2

Preoperative radiographs of the knee and ankle. (a, b) Marked narrowing at the joint space, depression and an osseous defect of the medial tibial articular surface, and marked proliferative changes of the femoral condyle in the left knee. (c, d) Medial dislocation of the talus bone, accompanied by an old fracture of the medial malleolus, an osseous defect of the distal medial tibial articular surface, and an osseous defect of the proximal talus articular surface in the left ankle joint. (e) Lower extremity full-length standing X-ray shows a femorotibial angle (FTA) of 202°.

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