Deep vein thrombosis is a blood clot in a deep vein, usually in the legs. It can break loose and travel through the bloodstream to the lung. This is called pulmonary embolism and can be very dangerous.
Medical Review:E. Gregory Thompson MD - Internal Medicine & Adam Husney MD - Family Medicine & Jeffrey S. Ginsberg MD - Hematology & William H. Blahd Jr. MD, FACEP - Emergency Medicine
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