PMC4898181_01
29-year-old woman with tumoral calcinosis. Lateral radiograph of the left knee demonstrating an intramedullary rod bridging the left femur and left tibia with nonunion of allograft centrally.
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Radiographs of the orthopedic hardware showed loosening around the proximal and distal interlocking screws, backing out of both of the distal interlocking screws, and persistent nonunion of the allograft (Fig. 1).
29-year-old woman with tumoral calcinosis. Anteroposterior radiograph of the left proximal femur demonstrating replacement of the femoral shaft by allograft, bridged by an intramedullary nail with a proximal interlocking screw. Lobular-appearing, amorphous soft-tissue calcifications appear in the soft tissues lateral to the femoral shaft.
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Additionally, there were new round, almost lobular-appearing, amorphous soft-tissue calcifications in the lateral soft tissues of the proximal thigh (Fig. 2) and adjacent to both distal interlocking screws (Fig. 3).