Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is mildly enlarged . Aorta is unfolded . Mediastinal and hilar contours are otherwise unremarkable . Lungs are clear and the pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . Remote right - sided rib fractures are demonstrated . Partially imaged is fusion hardware within the cervical spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .