Resection of distal fibula in 13-year-old girl with Ewing sarcoma. A, Anteroposterior radiograph shows tumor of distal fibula. B, Initial MR image. C, MR image after neoadjuvant chemotherapy shows decrease in size of tumor. D, Distal fibula resected with wide margins. E, Distal fibula has been removed. F, Anteroposterior radiograph at 6 months after surgery. Patient is pain free and walks with ankle brace.