Ulnar neuropathy symptoms include numbness in the hand, or tingling in the forearm and pinky side of your hand. It may cause pain, or progress to muscle weakness or atrophy (wasting away).

Roger Federer said he does not know what the problem with his right pinky finger was during his second ... I feel like it's numb and swollen.'' The world No. 2 said he did not know what it was ...