Ulnar deviation is a deformity of the hand that affects people with rheumatoid arthritis (RA) and other inflammatory diseases. Also known as ulnar drift, it occurs when your knuckles—called the ...

Thrombosis of the ulnar artery can be a cause of significant morbidity. Most often a consequence of blunt trauma to the hypothenar eminence of the hand, it may be attributable to one traumatic ...

Objectives: Rupture of the ulnar collateral ligament (UCL) is a frequent injury of the hand. When untreated, this injury may lead to decreased pinch strength, pain, instability, and osteoarthritis.

If your outer wrist feels sore and achy, you might chalk it up to arthritis. But that discomfort could be ulnar wrist pain, which affects the side of the wrist closest to the pinky finger.

wkes.eu The extensor carpi ulnaris (ECU) muscle plays a key role not only in the active movements of wrist extension and ulnar deviation but also in providing stability to the ulnar side of the wrist.

Bieber underwent right ulnar collateral ligament reconstruction in April 2024, and has been working his way back for a return mid 2025 season. The Guardians provided an update on Bieber’s rehab ahead ...