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A 35-year-old man presents with a painful right arm after falling from a jet ski.

Arm injury

1. State three abnormalities on the X-ray. 3 marks

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2. What is the eponym for this injury? 1 mark

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3. List five clinical features concerning for compartment syndrome. 5 marks

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4. What nerve is most commonly injured and what are two clinical findings? 3 marks

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