Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is mildly enlarged . No evidence of traumatic injury in the chest .
    OUTPUT:
    
No acute cardiopulmonary process . No evidence of traumatic injury in the chest . If concern persists for rib fractures , dedicated rib radiographs can be obtained .