what is deep vein thrombosis
Deep vein thrombosis, or deep venous thrombosis, (DVT) is the formation of a blood clot (thrombus) within a deep vein, predominantly in the legs.Non-specific signs may include pain, swelling, redness, warmness, and engorged superficial veins.eep vein thrombosis, or deep venous thrombosis, (DVT) is the formation of a blood clot (thrombus) within a deep vein, predominantly in the legs.