Definition: The formation of a blood clot in a deep vein of the leg or lower pelvis. Symptoms may include pain, swelling, warmth, and redness in the affected area.
Synonyms (terms occurring on more labels are shown first): deep vein thrombosis, deep venous thrombosis, deep vein thrombophlebitis, deep-vein thrombosis, deep-vein thrombophlebitis, deep vein thromboses
More information: PubMed search and possibly Wikipedia