PURPOSE The purpose of this study is to evaluate the clinical result of surgical reconstruction of the old traumatic radial head dislocation in children, and to delineate the optimal surgical procedure for it. MATERIALS AND METHODS Fifteen cases of the old traumatic radial head dislocation were included in this study, which had surgical reconstruction at the age of 15 years or less. Preoperative and postoperative clinical symptom, range of joint motion, and radiologic findings were reviewed. Reconstructions were performed by combination of various procedures, and the advantages and disadvanges of each procedures were analyzed. RESULTS All the preoperative complaints were relieved by the operation. In twelve cases out of 15, the radial head reduction was well maintained. The reasons for the loss of reduction were non-union of ulnar osteotomy site, and the neglected angular deformity at the proximal radius. Although forearm pronation was decreased in most cases, they did not affect most of the daily activities except in cases where the radioulnar osseocartilaginous bridge were complicated. CONCLUSION Our results justify the surgical reconstruction of neglected traumatic radial head dislocations in children. Complete clearing of radiocapitellar joint, accurate bony realignment and rigid fixation, appropriate annular ligament reconstruction, and temporary fixation with transcapitellar pin may ensure satisfactory result.
Radial head dislocation with ipsilateral radial shaft fracture is one of the reportable trauma case with very low incidence. Only 4 cases of this type injury have been reported worldwide. In 3 cases of them, good results were achieved after early closed reduction of the radial head, followed by internal fixation of the radial shaft. In the a u t h o r s'case, the patient received the same method of treatment mentioned at the previous successful 3 cases. But after that, he suffered from repeated dislocations and finally nonunion of the fracture. At last, the authors could obtain bony union and stable elbow joint after radial head resection and osteosynthesis using autologous cancellous bone graft, but resulted in limitation of motion. We report the case and the experience of treatment.
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Delayed radial head dislocation after radial shaft fracture fixation: a case report and review of the literature Jiyong Yang, Jie Zhang, Zhengzhong Yang BMC Surgery.2022;[Epub] CrossRef