Figure 1 (a) Preoperative clinical appearance with 90° flexion deformity at the nonunion site. (b) Preoperative radiographs showing nonunion with marked atrophy of the distal fragment of the ulna. (c) Postoperative radiographs showing single bone forearm with combined fixation and iliac crest graft. (d) Final clinical appearance and function. (e) Final follow-up radiograph.