Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is mildly enlarged . The aorta is tortuous . Mediastinal and hilar contours are unchanged . Pulmonary vascularity is not engorged . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Remote bilateral rib fracture are noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .