Compression stockings after deep-vein thrombosis: Knee-highs or thigh-highs?
Within a year or two after treatment for deep-vein thrombosis (DVT)—that is, a blood clot in the leg—up to half of patients develop a serious complication called post-thrombotic syndrome (PTS). PTS is a chronic condition that involves pain, aching, swelling, itching, skin discoloration, and in severe cases, ulcers in the affected leg. The causes aren't entirely clear but probably include residual damage and inflammation from the original clot. Obesity, older age, and inadequate anticoagulation therapy may also increase the risk. There's no cure for PTS, so prevention is especially important.
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