PMC9423117_01
Preoperative examination revealed the intra-tracheal tumor by fiberoptic bronchoscopy.
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FOB showed a lobulated hemorrhagic mass obstructing the airway, with contact bleeding and sputum (Figure 1).
T2 weighted magnetic resonance imaging of upper tracheal tumor. (A) Sagittal view and (B) transverse view.
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The chest magnetic resonance imaging showed a 2.7 x 2.5 cm-sized well-enhancing lobulated neoplasm in the upper posterior trachea, 2-3 cm below the vocal cords causing 80% obstruction (Figure 2).