azygos vein


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Related to azygos vein: thoracic duct, hemiazygos vein

azygos vein

[ā′zī·gəs ‚vān]
(anatomy)
A branch of the right precava which drains the intercostal muscles and empties into the superior vena cava.
References in periodicals archive ?
The lymphadenpathy was more subtle than the sarcoid case above, but can be confidently called because of the adjacent azygos vein and aortic enhancement.
In case of persistent left IVC, possible routes for the return of blood to the right atrium are via the azygos vein to the SVC, via the hemiazygos vein to persistent left SVC or via the left brachiocephalic vein to right SVC (4).