Separated Shoulder

Also Known As: Acromioclavicular (AC) Joint Separation, AC Joint Injury, Shoulder Separation, AC Joint Sprain

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What Is a Separated Shoulder?

While often confused with a shoulder dislocation—which occurs in the ball-and-socket joint—a separated shoulder specifically affects the acromioclavicular (AC) joint. This injury happens when the ligaments that stabilize this joint are stretched or torn, typically as a result of a direct blow to the shoulder or a hard fall. Depending on the severity of the injury, symptoms can range from mild soreness to a noticeable protrusion or misalignment of the joint.

What are Symptoms of a Separated Shoulder?

Those suffering from a shoulder separation typically experience:

  • Pain localized to the top of the shoulder, which often intensifies during movement
  • Visible bruising or swelling in the area
  • A prominent bump or bulge over the AC joint
  • Sensitivity and tenderness when the area is touched
  • Difficulty reaching overhead or lifting objects

In less severe instances, the pain may fade within a few days. However, more significant separations can lead to chronic discomfort and a restricted range of motion.

Medical professionals categorize the severity of the injury based on the extent of ligament damage:

  • Grade I: A mild sprain of the AC ligaments; there is no visible deformity of the joint.
  • Grade II: A partial tear of the AC ligaments combined with a sprain of the coracoclavicular (CC) ligament, resulting in a slight bump.
  • Grade III: A complete rupture of both the AC and CC ligaments, leading to a distinct bump and clear separation of the joint.

What are Treatments for Shoulder Separation?

The majority of separated shoulders respond well to conservative, non-surgical care, even if a visible bump remains. The primary goals of initial treatment are to manage pain and gradually restore mobility through:

  • Using a sling to stabilize the arm and take pressure off the injured joint
  • Applying ice or cold packs to minimize inflammation and soothe pain
  • Utilizing anti-inflammatory medications (such as NSAIDs) to reduce swelling
  • Engaging in physical therapy to regain strength, flexibility, and full range of motion

Many individuals, including athletes, are able to return to their normal activities within a few weeks or months without needing surgical intervention.

Separated Shoulder Surgery

In certain circumstances, surgery may be the most effective option. This is typically considered if:

  • The joint deformity is severe
  • Conservative treatments fail to alleviate persistent pain
  • There is a significant loss of arm function or strength

Surgical procedures focus on stabilizing the joint or reconstructing the damaged ligaments. Depending on the specific injury, your surgeon might use an open surgical approach or a minimally invasive arthroscopic technique. In some cases, a graft or a small metal plate may be used to hold the collarbone in place while it heals; this hardware is often removed once the shoulder has reached stability.

How is a Separated Shoulder Different than a Dislocated Shoulder?

Because both injuries cause pain in the same general area of the upper body, they are frequently mistaken for one another. However, they are anatomically different: a shoulder separation involves torn ligaments at the AC joint, whereas a shoulder dislocation occurs when the humerus (upper arm bone) is forced out of its socket. While a dislocation is generally considered a more severe injury, it is impossible to determine which has occurred without a professional clinical evaluation and diagnosis.

Separated Shoulder Treatment at Fox Valley Orthopedics

Are you seeking relief from a shoulder separation in Illinois? At Fox Valley Orthopedics, we are committed to ensuring our patients feel supported, safe, and confident throughout their recovery process. By developing a personalized treatment plan, we can help you manage your pain and return to the activities you love.

Call today to make your appointment: (855) FVORTHO | (855) 386-7846.

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