Pleomorphic adenoma of the trachea: A case report and review of the literature

Figure 1 Computed tomographic presentation of the patient. A: Mediastinal computed tomographic scan of the chest showed a 2.4 cm × 2.1 cm homogenous well-defined, dense soft tissue lesion in the left lateral inner wall of the trachea (orange arrows); B: Computed tomographic scan with multiplanar reconstruction showed a round lesion in the lower trachea (black arrow); C: A tumor in the inner trachea observed by computed tomographic virtual bronchoscopy (blue arrow).