Acromioclavicular Joint Injury
Also known as: AC joint injury, shoulder separation
What is acromioclavicular joint injury?
The acromioclavicular joint is the union of bone where the high point of the shoulder blade meets with the collar bone. When this joint becomes injured, it is known as an acromioclavicular joint injury. It is also commonly called a shoulder separation.
What causes acromioclavicular joint injury?
Injuries or accidents are the most common causes of acromioclavicular joint injury. It frequently occurs due to a fall onto the shoulder.
What are the symptoms of acromioclavicular joint injury?
Symptoms of acromioclavicular joint injury will vary based on the severity of the injury. They can range from pain to loss of motion to deformity of the shoulder.
What are acromioclavicular joint injury care options?
In mild cases, the acromioclavicular joint injury can resolve with rest, restricted motion and treatment of pain with cold packs and pain relievers. More serious injuries will require surgery to correct the problem.
Reviewed by: Craig Spurdle, MD
This page was last updated on: September 14, 2021 03:27 PM
Learn more about
Ulnar Collateral Ligament Injury
The ulnar collateral ligament is the tissue that crosses the elbow, connecting the upper arm to the forearm. When this band of tissue gets sprained or torn, it’s known as an ulnar collateral ligament injury.
Labral Tear of the Shoulder
The labrum is a ring of tissue that cushions the socket of the shoulder and prevents the top of the arm bone (or the “head”) from pulling away from the socket. In certain instances, the tissue of the labrum can become injured or wear over time and tear.
An arthrogram is an imaging test that is used to examine a joint, such as the shoulder or knee.
A MRI arthrogram is used when your child has damaged a joint and small tears in the joint cartilage need to be identified.