Leg venography is a procedure where contrast material is injected through a catheter in a vein to help visualize the internal structures by using x-rays. The test is used to identify and locate thrombi (blood clots) in the veins of the extremity that is affected.
Review Date 5/10/2022
Updated by: Deepak Sudheendra, MD, MHCI, RPVI, FSIR, Founder and CEO, 360 Vascular Institute, with an expertise in Vascular Interventional Radiology & Surgical Critical Care, Columbus, OH. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.