Acromioclavicular injuries in the throwing athlete.

Acromioclavicular injuries in the overhead or throwing athlete are frequently encountered by team physicians. Treatment regimens vary greatly, depending on dominant versus nondominant arm, injury in-season or out-of-season, and the athlete's goals for future seasons. This article focuses on each of these unique issues with regards to acromioclavicular separations and fractures, acromioclavicular arthritis, and acromioclavicular osteolysis.