Figure 1.

(A, B) Preoperative anteroposterior (AP) and lateral radiographs of a 5.8-year-old girl at 4 months after sustaining a Bado type I injury (Case 1) in which obvious ulnar bowing sign and the center of rotation of angulation is visible on the lateral radiograph. (C, D) An ulnar osteotomy was performed at the deformity area of the ulna with slight posterior angulation. (E, F) AP projection of the forearm at 17 months after the surgery showing that the radial head remained reduced and the ulnar remodeling was satisfactory.