Deep vein thrombosis occurs when there is a clot in a deep vein, usually in the legs. Symptoms of deep vein thrombosis includes swelling of the leg, redness, pain, and warmth in the area of the clotted vein.
Treatment for deep vein thrombosis include medication, surgery, and compression stockings. A common drug class used to treat deep vein thrombosis is the anticoagulants drug class. Compression stockings can help prevent blood clots and swelling.