Fig. 3

Postoperative barium swallow study on the 10th postoperative day: a image of early pharyngeal phase showing interval between the cricoid cartilage and spine (double-headed arrow) (C3/4 anterior osteophyte was also removed). Solid line indicating height of top of the cricoid cartilage. b image of late pharyngeal-early esophageal phase showing no aspiration (arrowhead) and improved elevation of the larynges (solid line: top of the cricoid cartilage, dotted line: previous position of top of the cricoid cartilage)