A member asked:

My 12 year old son hurt behind his knee in school when somone ran into him he cannot walk that well or bend it what's wrong with it?

A doctor has provided 1 answer

see details: It could be a simple sprain or contusion or something more involved such as a tear. If it does not respond to ice and rest, have an orthopedist take a look.

Answered 10/17/2013

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