Medically reviewed by Theresa Marko, PT, DPT, MS Ulnar nerve entrapment occurs when there is too much pressure on the ulnar nerve. This leads to hand numbness or tingling in the forearm and pinky side ...

Leonardo da Vinci could have experienced nerve damage in a fall, impeding his ability to paint in later life, Italian doctors suggest. They diagnosed ulnar palsy, or “claw hand”, by analyzing ...

Figures 8A-8D show a patient with paralysis of the ulnar nerve and claw-finger deformity. One year after surgery, the patient had full extension and flexion of the fingers and sensory recovery to S3+.