hypogastric vein

n.
  1. A vein that runs from the sciatic region to the pelvis where it joins the external iliac vein to form the common iliac vein and drains most of the territory supplied by the internal iliac artery.internal iliac vein
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.