What Is a Rotator Cuff Impingement? A rotator cuff impingement is a type of injury that causes shoulder pain. It affects the muscles and tendons between your arm bone and the top of your shoulder.

In this article, we discuss the anatomy and function of the rotator ... Some people may also experience a shoulder impingement, also known as swimmer’s shoulder, in which a tendon or bursa ...

Neer's test is a simple exam that assesses if your shoulder pain and limited range of motion may be caused by an impingement (pinching ... pain from a pinched nerve in your neck.