Deep Vein Thrombosis (DVT) »
Introduction to deep vein thrombosis (DVT)
Arteries have thin muscles within their walls to be able to withstand
the pressure of the heart pumping blood to the far reaches of the body.
Veins don't have a significant muscle lining, and there is nothing pumping blood
back to the heart except physiology. Blood returns to the heart because
the body's large muscles squeeze the veins as they contract in their
normal activity of moving the body. The normal activities of moving the
body returns the blood back to the heart.
There are two types of veins in the leg; superficial veins and deep veins. Superficial veins lie just below the skin and are easily seen on the surface.
Deep veins, as their name implies, are located deep within the muscles of
the leg. Blood flows from the superficial veins into the deep venous system through
small perforator veins. Superficial and perforator veins have one-way valves
within them that allow blood to flow only in the direc...
Read the Deep Vein Thrombosis (DVT) article »