Encyclopedia: Azygos Vein
The azygos vein is a vein running up the right side of the thoracic vertebral column. It is also used as an alternate path for the inferior vena cava. The azygos vein transports deoxygenated blood from the posterior walls of the thorax and abdomen into the superior vena cava vein. The anatomy of this blood vessel can be quite variable. In some rare variations for example, it also drains thoracic...
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Circulatory System
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Abdomen
Vein (10)
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