Signs and Symptoms
Tenderness and swelling on the top of the shoulder at the AC joint is common after the injury. There is usually bruising after about 48 hours in the area as well. Early after the injury, it is often painful to move the arm and shoulder, as the entire area around the AC joint becomes inflamed.
UCSF Health medical specialists have reviewed this information. It is for educational purposes only and is not intended to replace the advice of your doctor or other health care provider. We encourage you to discuss any questions or concerns you may have with your provider.