Posterior dislocation of acromioclavicular joint Save

Posterior Dislocation of Acromioclavicular Joint: Causes, Symptoms, and Treatment

Posterior dislocation of the acromioclavicular joint is a rare injury that occurs when the clavicle bone separates from the shoulder blade and moves towards the back. This type of dislocation accounts for only 1-3% of all acromioclavicular joint dislocations. It often occurs during high-impact sports or accidents that involve a direct blow to the shoulder.

Causes of Posterior Dislocation of Acromioclavicular Joint

The most common causes of posterior dislocation of the acromioclavicular joint include:

1. Direct blow to the shoulder
2. Falling on an outstretched arm
3. Motor vehicle accidents
4. High-impact sports such as football, rugby, and wrestling

Symptoms of Posterior Dislocation of Acromioclavicular Joint

The symptoms of posterior dislocation of the acromioclavicular joint may include:

• Pain and tenderness in the shoulder area
• Swelling and bruising around the shoulder
• Difficulty moving the shoulder
• A visible bump or deformity in the area where the clavicle meets the shoulder blade

Treatment of Posterior Dislocation of Acromioclavicular Joint

Treatment for posterior dislocation of the acromioclavicular joint depends on the severity of the injury. In some cases, immobilization of the arm and shoulder with a sling or brace may be sufficient to allow the joint to heal. In more severe cases, surgery may be necessary to realign the joint and stabilize the bones with metal pins or screws. Physical therapy may also be recommended to help restore strength and mobility in the shoulder.

If you suspect that you may have a posterior dislocation of the acromioclavicular joint, it is important to seek medical attention as soon as possible. Delaying treatment may result in long-term complications and chronic pain in the shoulder area.

In conclusion, posterior dislocation of the acromioclavicular joint is a rare but serious injury that can result from high-impact sports or accidents. It is important to seek medical attention if you suspect that you may have this injury, as early treatment can lead to a faster and more complete recovery.