C2 traumatic spondylolisthesis: indications for surgery and outcome

Purpose of studyThe vast majority of C2 ring fractures can be managed non-operatively but occasionally the situation precludes this and surgery is considered. Thus study reviews our indications and surgical options in this scenario.MethodsA retrospective review of patient folders and x-rays was performed of all patients with C2 traumatic spondylolisthesis that were managed surgically between 2003 and 2012.Demographic data, particularly indications for surgery, the options chosen and the clinical and radiological outcomes were analysed.ResultsSix patients required surgery for a Traumatic Spondylolisthesis of the Axis during this period. Of these 6 cases, 2 were performed for failure of conservative treatment and the other 4 for associated injuries or condition (pregnancy). A variety of surgical methods were utilised including pars repair, C2-C2 posterior fusion and combined anterior C2/3 plating with posterior C1-3 fixation.Osseous healing was achieved in all patients in less than 6 months. There was one c...