MS-3261

A 30-year-old construction worker presents to the GP with a complaint of right forearm pain that started 2 days ago. He reports that the pain began suddenly after lifting heavy equipment and has been progressively worsening. Upon examination, there is noticeable swelling in the forearm, and the pain intensifies with flexion of the elbow. The GP suspects a possible injury to the brachioradialis muscle.

Which nerve could have been impacted by this injury?