Source:http://linkedlifedata.com/resource/umls/id/C0042459
MSH: The venous trunk which returns blood from the head, neck, upper extremities and chest.,NCI: The large vein that carries blood from the head, neck, arms, and chest to the heart.,FMA: Trunk of systemic vein which is formed by the union of the right and left brachiocephalic veins and terminates in the right atrium.