Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouettes normal . The bilateral hila are unremarkable . The lungs are clear . There is no evidence of pulmonary vascular congestion . There is no pneumothorax or pleural effusion . Mild widening of the right AC joint measure up to 6 mm , with superior displacement of the lateral aspect of the clavicle can be seen in the setting of AC joint disruption . There is no evidence of a displaced rib fracture .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . No displaced rib fracture , however chest radiograph is not sensitive for the detection of subtle rib fracture . 3 . Widening of the right AC joint measuring 6 mm , age - indeterminate . Correlate with pain at this location evaluate for acute AC joint disruption . Given well corticated osseous density inferior to the clavicle , this may be chronic .