Aortosternal Venous Compression: A Review of Two Cases

Figure 3

(a) Axial noncontrast CT obtained in full inspiration demonstrates patent left brachiocephalic vein (purple arrow). AP chest diameter: 8 cm. (b) Axial noncontrast CT obtained in full expiration demonstrates stenosis of the left brachiocephalic vein (purple arrow) as a result of compression between the left common carotid artery/left brachiocephalic artery and the manubrium. AP chest diameter: 5.6 cm.

(a)

(b)