Left Brachiocephalic vein

• Origin and course
  • Formed by the union of left subclavian vein and left internal jugular vein
  • Starts deep to the left sternoclavicular joint, traverses anterior mediastinum to join right brachiocephalic vein to form the superior vena cava
• Relationship
  • Anteriorly Thymus
  • Posteriorly
    • Left common carotid artery
    • Trachea
    • Right brachiocephalic artery
• Triburtaries
  • Thyroid veins
  • Thoracic duct
  • Superior intercostal vein
• Drains
  • Left arm
  • left side of head and neck