deep vein thrombosis Mayo Clinic life-threatening conditions Deep vein thrombosis called a deep vein thrombosis deep vein thrombosis Mayo Clinic Mayo Clinic according to the Mayo Clinic DVT or Deep vein thrombosis Deep vein thrombosis Deep Vein Thrombosis Deep Venous Thrombosis deep vein thrombosis Mayo Clinic deep vein thrombosis DVT or Deep vein thrombosis according to the Mayo Clinic Deep vein thrombosis (DVT). Deep vein thrombosis (DVT). Mayo Clinic deep vein thrombosis put you at risk of DVT deep vein thrombosis Deep Venous Thrombosis Mayo Clinic