Even before Brock Purdy had reconstructive elbow surgery this offseason, the biggest concern about the 49ers quarterback was the strength of his arm. It’s the reason he slid so far in the draft, and the reason skepticism about his staying power endured last year.
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So it was easy to worry even more about Purdy’s arm after he had serious elbow surgery six months ago. Whether you call the repair reconstructive or Tommy John surgery, Purdy’s torn ulnar collateral ligament was a rare injury for an NFL quarterback, with little precedent.