<Ul> <Li> Left and right internal thoracic vein ( Also called internal mammary veins ) : drain into the inferior border of their corresponding vein </Li> <Li> Left and right inferior thyroid veins : drain into the superior aspect of their corresponding veins near the confluence </Li> <Li> Left superior intercostal vein : drains into the left brachiocephalic vein </Li> </Ul>
major veins that drain into the brachiocephalic veins
Left and right internal thoracic vein Left and right inferior thyroid veins Left superior intercostal vein