Sternoclavicular Joint Dislocation

Etiology: blunt thoracic trauma
Imaging: joint space widening, can be anterior or posterior, posterior difficult to see on radiograph
Complications: posterior dislocation associated with injury to great vessels, trachea, esophagus

Cases of Sternoclavicular Joint Dislocation

CT of sternoclavicular joint dislocation — CXR AP shows a widened superior mediastinum. Axial CT with contrast of the chest shows a mediastinal hematoma and a right sternoclavicular joint disruption that was displaced posteriorly. Angiogram was negative for aortic injury. Venogram was negative for large vessel venous injury.