Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aorta demonstrates diffuse atherosclerotic calcifications . Mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Except for minimal atelectasis in the retrocardiac region , the lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .