Ollie is an eight-year-old boy who is brought in by his father with left elbow pain after falling off his scooter, landing on his outstretched left hand. 

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Ollie is an eight-year-old boy who is brought in by his father with left elbow pain after falling off his scooter, landing on his outstretched left hand.

He is now guarding the elbow and is reluctant to allow examination because of the pain.