In human anatomy, iliac vein refers to several anatomical structures located in the pelvis:

• External iliac vein - terminates at the common iliac vein, drains the femoral vein.
• Internal iliac vein - terminates at the common iliac vein, drains pelvic organs and perineum.
• Common iliac vein - formed by the external and internal iliac veins, drains into the inferior vena cava.

See also

• Iliac artery

Perineum | Pelvis | Veins