Last reviewed dd mmm yyyy. Last edited dd mmm yyyy
The internal thoracic vein forms from the venae commitantes which surround the internal thoracic artery during its passage through the thorax. At about the level of the third costal cartilage, the venae commitantes merge into a single vessel on each side that passes superiorly and medial to the artery.
Each internal thoracic vein drains into its respective brachiocephalic vein.
The internal thoracic vein on each side has tributaries:
Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page