Fig. 1From: Airway management for patients with ossification of the anterior longitudinal ligament of the cervical spine a Preoperative lateral cervical spine radiograph showing extensive ossification of anterior longitudinal ligament (white arrow) in an 82-year-old man. b Preoperative sagittal CT showing hyperostosis, mostly C2–C4 and C6–C7, producing anterior laryngopharyngeal displacement, with angulation of the trachea distally (white arrows), in an 82-year-old man. c Postoperative lateral cervical spine radiograph showing that the trachea was no longer compressed and had straightened in an 82-year-old manBack to article page