Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . Rounded opacity at the right cardiophrenic angle could reflect a prominent epicardial fat pad . Mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is seen . No acute osseous abnormalities demonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No fractures are seen . If there is continued concern for a rib fracture , then consider a dedicated rib series . Rounded opacity at the right cardiophrenic angle could reflect a prominent epicardial fat pad , but a non urgent chest CT is suggested for further assessment .