Occurring singly; not one of a pair.
1Despite this, the azygos blood flow did not change.
2Other anomalies included the coronary-to-pulmonary artery fistula and duplicate inferior vena cava with dilated azygos venous system.
3The contrast-enhanced spiral CT scan showed a dilated azygos vein in the absence of definable inferior vena cava.
4Eckley reports an instance of supernumerary lobe of the right lung in close connection with the vena azygos major.
5The anomalous vein was divided and interposed with a short azygos vein graft, followed by closure of the VSD.
6The eighth represents the heart, the ramifications of the vena azygos, and the valve of the vena cava, named from the author.
7We report a case of interrupted inferior vena cava with azygos continuation diagnosed as a isolated finding in a patient with lung carcinoma.
8But what earthly use has a man for valves in the intercostal veins which carry blood almost horizontally backward to the azygos veins?