Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size remains mild to moderately enlarged but unchanged . Mediastinal and hilar contours are normal . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is demonstrated . No displaced fractures are seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No displaced fractures identified , but if there is continued concern , a dedicated rib series can be obtained .