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
English: azygos vein, azygous vein, vena azygos
azygos vein, azygous vein, vena azygos
English: azygos vein, azygous vein, vena azygos