Sudden Redness and Swelling in One Leg: Causes and What to Know
1. Deep Vein Thrombosis (DVT) A serious condition where a blood clot forms in a deep vein, often in the calf or thigh. Symptoms include swelling, redness, warmth, and pain. Dangerous because clots can travel to the lungs, causing a pulmonary embolism. Risks: immobility, surgery, pregnancy, smoking, obesity, and some medications. Sudden swelling with pain…
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