high·est intercostal vein (h   st)n. A vein that drains the first intercostal space into either the vertebral vein or the brachiocephalic vein. |
highest intercostal vein
Etymology: ME, heigh + L, inter, between, costa, rib, vena, vein
one of a pair of veins that drain the blood from the upper two or three intercostal spaces. The right vein descends and opens into the azygous vein. The left vein crosses the arch of the aorta and opens into the left brachiocephalic vein, usually receiving the left bronchial vein.
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