superior intercostal vein


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left su·pe·ri·or in·ter·cos·tal vein

[TA]
the vein formed by the union of the left second, third, and fourth intercostal veins; it passes forward across the arch of the aorta to empty into the left brachiocephalic vein and frequently communicates also with the accessory hemiazygos vein.

superior intercostal vein

n.
1. A tributary of the azygos vein, formed by union of the right second, third, and fourth posterior intercostal veins; right superior intercostal vein.
2. A vein that is formed by the union of the left second, third and fourth intercostal veins, passes across the arch of the aorta, empties into the left brachiocephalic vein, and frequently communicates with the accessory hemiazygos vein; left superior intercostal vein.
References in periodicals archive ?
The left superior intercostal vein and accessory hemiazygos vein are derived from left posterior cardinal vein and this vein simultaneously forms upper part of azygos vein.
Right and left superior intercostal veins have been traced to their points of termination into the right and left brachiocephalic veins, correspondingly the hemiazygos and the accessory hemiazygos are traced on the left side of the bodies of the thoracic vertebrae behind the descending thoracic aorta.
We presented two cases of left superior intercostal vein drainage into different location.
Key words: Left superior intercostal vein, accessory hemiazygos vein, persistant left superior vena cava, multidetector computed tomography angiography
The normal ve abnormal left superior intercostal vein.
Other sites for malpositioning mentioned in literature include the azygos vein, left superior intercostal vein and the thymic vein (8).

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