Ulnar nerve entrapment happens when there’s pressure on the ulnar nerve. The ulnar nerve travels from the shoulder to the pinky finger. It can cause symptoms like muscle weakness and numbness.

What Is Ulnar Tunnel Syndrome? Ulnar tunnel syndrome is pain, tingling, or numbness in your hand, caused by a pinched nerve in your wrist. It isn’t pleasant, but treatments and simple changes to ...

The first of these is injury to a sensory nerve innervating a noncritical area. In the digits, this would include the ulnar border of the ring finger and possibly the middle finger. After ...

The median nerve isn’t the only nerve that helps move your hand, though. Its partners, the ulnar nerve and radial nerve, also direct hand and wrist movement and transmit sensation. The ...