Because the ulnar nerve is a prominent nerve that runs from the neck down into the fingers, ulnar nerve entrapment causes a variety of symptoms throughout the length of the arm. Slight twinges may be felt when the elbow is bent, but issues most often occur in the fingers and wrist. Numbness and tingling are common, especially in the ring and pinky fingers, which may feel as though they are going to sleep. Weakness in the hand may make it difficult to grip or pick up items.
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