Effusion: Water on the knee is known as an effusion. The swelling is most easily seen just above (proximal) and to the outside (lateral) of the knee cap. You should see your doctor to determine the cause.
Answered 2/21/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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