S22.23

Clinical Causes: High-impact motor vehicle collisions Falls from significant heights Direct blows to the chest during assault or accidents Crush injuries from heavy objects Sports-related trauma, especially in contact sports

Key Symptoms: Severe chest pain localized at the upper sternum Swelling and tenderness at the manubrium Deformity or unusual protrusion in the upper chest Difficulty breathing or shortness of breath Pain worsened with chest movements or deep breaths Possible visible separation or abnormal movement at the joint area

Diagnosis Path: Diagnosis involves a combination of physical examination and imaging studies. Medical practitioners will assess for signs of chest trauma, pain, swelling, and deformity. Confirmatory diagnostics include: - Chest X-rays: To visualize the position of the sternum and identify the dissociation - Computed Tomography (CT) scans: Providing detailed images of bones and joints, especially in complex cases - Other assessments: Such as physical tests to evaluate stability and associated injuries Early diagnosis is crucial in managing the injury effectively and reducing the risk of complications.

Treatment Protocols: Treatment approaches vary depending on the severity of the dissociation and the presence of associated injuries. Options include: - Conservative Management: Mild cases might be managed with immobilization, rest, and pain control medications. This involves wearing a chest brace or support to limit movement and allow healing. - Surgical Intervention: More severe or unstable dissociations often require surgery to realign and stabilize the joint. Surgical options include internal fixation with plates and screws. - Rehabilitation: Post-treatment rehabilitation involves physical therapy to restore chest wall movement and strength, while monitoring for potential complications. The goal of treatment is to restore normal chest wall anatomy, alleviate pain, and ensure proper respiratory function.