What is a lower extremity venous Doppler?
What is a lower extremity venous Doppler? A venous Doppler ultrasound is a diagnostic test used to check the circulation in the large veins in the legs (or sometimes the arms). This exam shows any blockage in the veins by a blood clot or “thrombus” formation. What does a venous Doppler test for? A Doppler ultrasound may help diagnose many conditions, including: Blood clots. Poorly functioning valves in your leg veins, which can cause blood or other fluids to pool in your legs (venous insufficiency) Heart valve defects and congenital heart disease. Is PTV a deep vein? The major deep...