A Clearinghouse for Information about Blood Clots (DVT/)PE) and Clotting Disorders (thrombophilia) provided as a public service by the University of North Carolina Blood Research Center

Tag: chronic venous insufficiency

  • May-Thurner Syndrome

    Summary A congenital stenosis of the left main pelvic vein (= left common iliac vein) by pressure from the overlying right common iliac artery (image 1) is referred to as May Thurner syndrome. While this anatomic variant is a risk factor for DVT, in many people is causes no symptoms and is irrelevant.

  • May-Thurner Syndrome

    Summary Some people have a narrowing of their big left pelvic vein (= left common iliac vein) that can put them at risk for a blood clot (deep vein thrombosis = DVT) in that area and in the left leg. The narrowing is due to pressure onto the vein by the overlying big pelvic artery…