Figure 5. Sagittal view showing the accessory hemiazygos vein inferior to the descending thoracic aorta

From

Dilated Accessory Hemiazygos Vein Mimicking Aortic Dissection in Setting of Absent Left Brachiocephalic Vein

Krunal H Patel, Vaibhavi Uppin, Harshith Chandrakumar, Yuvraj Singh Chowdhury, Jonathan Ramalho, Basil Elamir, Loius Sacicciioli, Harjinder Gill, Sarah Hennis, Samy I. McFarlane

American Journal of Medical Case Reports. 2021, 9(2), 125-130 doi:10.12691/ajmcr-9-2-7