The test is typically ordered for symptoms such as:
🦵 Leg or arm swelling
🔴 Pain or tenderness along a vein
🌡️ Warmth, redness, or skin discoloration
🧊 Unexplained leg or arm heaviness
🧪 Suspected DVT (deep vein thrombosis)
🔄 Varicose veins or chronic venous insufficiency
🦶 Pre-op screening or post-op complications