This week we are going to talk about one of the great imitators of more common elbow problems, the posterior interosseous. The posterior interosseous nerve (PIN) is a nerve that is a deep motor branch ...

Supination and pronation are terms used to describe the up or down orientation of your hand, arm, or foot. What it means can depend on which part of the body it describes. When your palm or forearm ...

Introduction The biceps brachii muscle is the primary forearm supinator and a secondary elbow flexor. The pathophysiology of distal tendon ruptures is still unclear. Patients with chronic rupture ...