Fig. 22From: Persistent left superior vena cava: clinical importance and differential diagnosesAberrant left brachiocephalic vein. a–d Axial (a, b), coronal-oblique reformatted (c), and 3D VRT (d) CT images depict the anomalous subaortic course of the left brachiocephalic vein (red arrows). Note that no venous structure is observed in the left half of the mediastinum below the aberrant left brachiocephalic vein level. e–h Axial CT images depict an aberrant left brachiocephalic vein with an anomalous retroesophageal course (red arrows)Back to article page