Medical News Today: What to know about a blood clot behind the knee

A blood clot can form behind the knee due to injuries, surgery, or poor blood flow. A clot forming in a leg vein is a serious condition that can lead to potentially life-threatening complications, such as a pulmonary embolism. Learn more here.

Original Article: Featured Health News from Medical News Today http://bit.ly/2x1lNQA

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