WEDNESDAY, April 28, 2010 (HealthDay News) -- Deep venous thrombosis is characterized by formation of a blood clot inside a vein that's deep within the body.
The U.S. National Library of Medicine offers this list of deep venous thrombosis symptoms:
Redness appearing on one leg.
One leg feeling unusually warm.
Pain in one leg, including when you stand or put your weight on the affected leg.