Hard to say: Without a physical exam it is hard to say. This could be several things, most of them easily treated with exercise, see your doctor to get diagnosed. Most likely this is chondromalacia watch http://www.Youtube.Com/watch?V=waxp4bqjmq4 to learn more.
Answered 4/1/2014
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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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