VENA AZYGOS - STRUCTURE, FUNCTION & DISEASES - ANATOMY
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Azygos vein



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Common hepatic artery
Common hepatic artery
The azygos vein begins above the diaphragm and is a branch of the lumbar vein (ascending lumbar vein). It transports oxygen-poor blood to the heart. When there is a drainage disorder, the vena can azygos because of its connections to other veins