Your ulnar nerve runs all the way from your shoulder to your little finger. The ulnar nerve manages the muscles that allow you to make fine movements with your fingers. It also controls some of the ...

Ulnar deviation, or ulnar drift, occurs when the joints in the wrist and hand shift so the fingers bend toward the ulna bone on the outside of the forearm. It can result from problems in the wrist or ...

Ulnar tunnel syndrome is a condition that affects the wrist. It happens when the ulnar nerve is compressed going from the wrist into the hand through a space referred to as Guyon’s canal. You may have ...

Medically reviewed by Stella Bard, MD Key Takeaways Ulnar deviation is a hand condition where fingers lean toward the outer side of the hand.The condition is common in people with rheumatoid arthritis ...