Mediastinal Hematoma and Tracheal Compression following Transradial Percutaneous Coronary Intervention

Figure 3

Computed tomography (CT) of the chest without intravenous contrast demonstrating a hyperdense region surrounding the trachea suggestive of an anterior mediastinal hematoma (a). Computed tomography (CT) of the chest with intravenous contrast demonstrating a small pseudoaneurysm arising from the inferior aspect of the brachiocephalic artery (b).

(a)

(b)