azygous vein


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Related to azygous vein: thoracic duct, hemiazygos vein
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Noun1.azygous vein - one of a system of veins that drain the thoracic and abdominal wallsazygous vein - one of a system of veins that drain the thoracic and abdominal walls; arises as a continuation of the right ascending lumbar vein and terminates in the superior vena cava
vein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood"
References in periodicals archive ?
Hemi-azygous vein runs in posterior mediastinum with a small horizontal communication with azygous vein at 9th thoracic vertebra.
Within the abdomen, the thoracic duct ascends along the anterior surface of the lumbar vertebra, between the aorta and azygous vein, to enter the thorax via the aortic hiatus in the posterior mediastinum.
Alzoum, "Multidetector computed tomography evaluation of cavernous haemangioma of the azygous vein," Interactive Cardiovascular and Thoracic Surgery, vol.