Figure 3From: Successful management of trachea stenosis with massive substernal goiter via thacheobronchial stent Before placement of a self-expendable metallic stent (SEMS), the trachea was dislocated and seriously compressed by the substernal goiter (A). But after placement of a SEMS (B), the stenosis was improved significantly, the caliber of the stenotic trachea was extended to 10 mm, and the symptom of dyspnea improved immediately.Back to article page