What is the Full Form of DVT In Medical? The full form of DVT is Deep Vein Thrombosis. This is a type of venous thrombosis where the blood clots are formed in the deep veins. The condition usually occurs in the pelvis or legs. Some patients may also experience Deep Vein Thrombosis in their arms. The usual symptoms of Deep Vein Thrombosis are redness, pain, swelling, and enlarged veins. Often, Deep Vein Thrombosis may not even have any symptoms. DVT Full Form stands for Deep Vein Thrombosis, which is a medical condition in which a blood clot forms in a deep vein, usually in the leg, It can cause pain, swelling. Deep vein thrombosis (DVT, also called venous thrombosis) occurs when a thrombus (blood clot) develops in veins deep in your body because your veins are injured or the blood flowing through them is too sluggish. A deep-vein thrombosis (DVT) is a blood clot that forms within the deep veins, usually of the leg, but can occur in the veins of the arms and the mesenteric and cerebral veins. It is a common disorder and belongs to the venous thromboembolism disorders.