Halo Traction Followed by Halo Vest Immobilization for the Treatment of Chronic Atlantoaxial Rotatory Fixation: A Case Report and Tips for Avoiding Complications in Pediatric Patients.

Chronic atlantoaxial rotatory fixation can be treated nonsurgically with closed reduction and halo traction, but is associated with operative risks. Optimal pin placement is challenging in the pediatric skull and may be improved with a preoperative or intraoperative computed tomography (CT) scan.