A patient presents to A&E with a deep cut on the dorsolateral side of the arm | Medibuddy
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17th August 2023

A patient presents to A&E with a deep cut on the dorsolateral side of the arm

A patient presents to A&E with a deep cut on the dorsolateral side of the arm. The patient has difficulty extending the thumb and the first two fingers.

What structure is most likely injured?

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