Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size remains mild to moderately enlarged . The aorta is unfolded with mild atherosclerotic calcifications visualized . Pulmonary vascularity is normal . The hilar contours are unremarkable . The lungs are clear . No pleural effusion or pneumothorax is identified . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .