Update of Imaging of Sports Injuries to the Upper Extremity: Shoulder and Elbow

This is an update on both clinical and imaging aspects of athletic injuries to the shoulder and elbow. This article focuses on injuries that are primarily seen in athletes. The lesions discussed in this update are: Bennett lesion of the shoulder, internal (posterosuperior) impingement of the shoulder, little leaguer's shoulder, little leaguer's elbow (both medial epicondylar avulsion injuries and osteochondral injuries of the capitellum) and tears of the medial ulnar collateral ligament.