A 28-year-old electrician receives an electrical injury while working on industrial equipment. There is a small contact mark on the palm and a larger mark at the elbow, but little skin loss. During observation he develops severe forearm pain despite intravenous analgesia, pain when the fingers are passively extended, and a tense forearm; the radial pulse remains palpable. Which one of the following is the most appropriate next step?
Keep going — a set of ten like this one, one at a time.
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