Deep vein thrombosis symptoms

Deep Vein Thrombosis: What is It? Deep Vein Thrombosis (DVT) is a condition where a blood clot forms in a deep vein, mainly in the legs. It can cause pain, swelling, and redness, though some cases are asymptomatic. If a clot breaks loose, it can travel to the lungs, causing a life-threatening pulmonary embolism (PE)….