Home > General Medicine > Deep Vein Thrombosis Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Aug 01, 2011 by Info4YourLife, Views: 489 Deep venous thrombosis, DVT is a common problem that causes leg swelling, and pain. The main complication of a DVT is when the clot moves from the leg to the lungs causing a pulmonary embolus, which can be fatal.