A, Anteroposterior radiograph of 77-year-old woman with renal cancer metastatic to left proximal humerus. B and C, MRI shows extent of lesion. This was the only site of metastatic disease, so the patient was treated with wide resection and endoprosthetic reconstruction. D, Photograph of resected specimen. E, Anteroposterior view of left shoulder after endoprosthetic reconstruction.