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AIIMS (PG) 2007
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Which of the following does not occur in ulnar nerve injury in the arm?
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A
Adduction of thumb
💡 Explanation:
In ulnar nerve injury, adduction of the thumb is impaired due to paralysis of the adductor pollicis muscle. The other options (claw hand, hypothenar atrophy, sensory loss) are all clinical findings that DO occur in ulnar nerve injury.