Ulnar deviation occurs when your knuckle bones become swollen and cause your fingers to bend abnormally toward your little finger. Learn why this happens.

Ulnar deviation is when problems with the joints, muscles, or ligaments cause the fingers to bend toward the bone on the outside of the forearm. Learn more about the symptoms, causes, and ...

Medically reviewed by Anita C. Chandrasekaran, MD Ulnar deviation is a deformity of the hand that affects people with rheumatoid arthritis (RA) and other inflammatory diseases. Also known as ulnar ...

Ulnar deviation may seem like a scary term, but it's not. It's actually a simple concept that can seriously improve your putting.

A healthy 22-year-old right hand-dominant woman sustained an isolated, right lunate dislocation and ulnar styloid fracture after a fall while bicycling at an approximate speed of 5 miles per hour ...

Mild injuries can be successfully treated with a cast or splint. Complete tears of the ulnar collateral ligament usually require surgery to achieve a stable and functional thumb.