Right common iliac vein

Vena iliaca communis dextra

CardiovascularBlood vesselsPelvisRight side

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What it is
Formed in front of the sacroiliac joint by the external and internal iliac veins; the short right vein ascends almost vertically to unite with its partner at L5, to the right of the aortic bifurcation, as the inferior vena cava.
Function
Drains the pelvis and lower limb into the inferior vena cava.
Size
~5 cm long, ~1.5 cm wide.
Clinical note
Lies behind and then lateral to its artery.