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A member asked:
A big purple mark started spreading all over da front and back of my left leg after a knee sprain i got i don't know what it is and i'm scared?
A doctor has provided 1 answer
Bruise: A knee sprain can result in tearing tiny blood vessels and bruising, both in the back of the knee and down the front. Consider getting assessed by your doctor if the purple area continues to spread.
Answered 10/4/2016
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