Tingling, numbness or pain into ring or little fingers. From entrapment of the ulnar nerve as it passes through the wrist. Cause can be prolonged wrist flexion or extension and palmar pressure. A bump develops beneath the skin surface because a tendon fills with fluid, often on dorsal or radial side of the wrist. Trigger Finger A type of tenosynovitis.
Tendons snap, jerk or become stuck.
From sharp hand tool edges or repeated finger action. Golfer s Elbow Irritation of tendons on inner or medial side of elbow. From repeated or sustained viewing with neck extended or tilted back. Often caused by sustained overhead work. Raynaud s Syndrome Stems from insufficient blood supply to finger tips.