Deep vein thrombosis (DVT) is a condition that occurs when a blood clot forms in a vein deep inside a part of the body. It mainly affects the large veins in the lower leg and thigh, but can occur in other deep veins, such as in the arms and pelvis.
DVT is most common in adults over age 60 but can occur at any age.
Blood clots may form when something slows or changes the flow of blood in the veins. Risk factors include:
Blood is more likely to clot in someone who has certain problems or disorders, such as:
Sitting for long periods when traveling can also increase the risk for DVT, especially for those with additional risk factors like those listed above.
DVT mainly affects the large veins in the lower leg and thigh, most often on one side of the body. The clot can block blood flow and cause:
A Deborah physician will perform a physical exam. The exam may show a red, swollen, or tender leg.
The two tests that are often done to diagnose a DVT are:
Blood tests may also be done to check for an increased chance of blood clotting, including:
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