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(A) AP Radiograph of a hypertrophic nonunion of a subtrochanteric femur fracture, eleven months following cephalomedullary rod fixation. Coronal (B) and sagittal (C) CT images of the hypertrophic nonunion. (D) AP radiograph of the knee, showing insufficient effectively-unicortical screw fixation, which led to excess implant motion at the fracture site.
