External iliac vein

Main collector: Inferior vena cava
Draining veins
Ovarian/testicular veins
Plexus and peripheral veins
Pampiniform plexus
Main collector: Common iliac vein
Draining veins
Median sacral vein Iliolumbar vein Internal iliac (hypogastric) External iliac
Plexus and peripheral veins
Sacral venous plexus
Main collector: Inferior mesenteric vein
Draining veins
Superior rectal vein Middle rectal vein Inferior rectal vein Superior gluteal vein Inferior gluteal vein Lateral sacral vein
Plexus and peripheral veins
External rectal plexus Internal rectal plexus
Main collector: Internal iliac vein
Draining veins
Internal pudendal vein Obturator veins Vesical veins Uterine veins Vaginal veins
Plexus and peripheral veins
Deep perineal veins Superficial perineal veins Deep dorsal veins of clitoris/penis Deep veins of clitoris/penis Urethral bulb veins Pudendal plexus Vesical/prostatic plexus Uterine plexus Vein of the broad ligament Vaginal plexus
Main collector: External iliac vein
Draining veins
Pubic veins (accessory obturator veins) Sovrapubic veins Inferior epigastric vein Deep circumflex iliac vein

Modified from Caggiati A, Bergan JJ, Gloviczki P, Eklof B, Allegra C, Partsch H. Nomenclature of the veins of the lower limb: Extensions, refinements, and clinical application J Vasc Surg 2005;41:719-24.