Lower Leg Venography

Venography is an x-ray test used to study the veins of the body. Lower leg venography is used to study the veins in the legs.

  • Call Your Doctor

    Call your doctor if any of the following occurs:

    • Signs of infection , including fever or chills
    • Swelling, redness, or pain at the injection site
    • Itching, rash, or other signs of an allergic reaction

  • Definition

    Venography is an x-ray test used to study the veins of the body. Lower leg venography is used to study the veins in the legs.

  • What to Expect

  • Reasons for Test

    This test may be recommended by your doctor in order to:


    • Diagnose
      deep vein thrombosis—a blood clot deep within the leg that may lead to a
      pulmonary embolism, which is an obstruction of a blood vessel in the lungs
    • Find obstructions in the veins
    • Assess vein problems you have had since birth
    • Assess the functioning of deep leg vein valves
    • Find a vein that will be used to make a bypass graft
    Deep Vein Thrombosis
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  • Possible Complications

    Problems from the procedure are rare, but all procedures have some risk. Your doctor will review potential problems, like:

    • Infection
    • Tissue damage
    • Phlebitis—inflammation of a vein
    • Allergic reactions to the contrast material
    • Kidney damage
    • Forming blood clots


    People with kidney problems or
    diabetes, especially those taking
    metformin, may have a higher risk for complications from venography.