uchc.edu Acromioclavicular (AC) joint injuries are more common than sternoclavicular (SC) joint injuries. There is a spectrum of AC joint traumatic injuries that ranges from a ligament sprain to a ...

or other traumatic injuries such as a motor vehicle accident. An AC joint is the acromioclavicular joint, the joint between the acromion of the shoulder blade and clavicle, the collarbone.

The Bruins on Wednesday released a statement from team physician Dr. Peter Asnis that McAvoy had sustained a "significant" injury to his right shoulder acromioclavicular (AC) joint in the USA's ...