Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The aorta is tortuous and demonstrates atherosclerotic calcifications along the arch . Hilar contours are normal . Pulmonary vasculature is not engorged . Lungs are well inflated without focal consolidation . Patchy retrocardiac atelectasis is seen . No pleural effusion or pneumothorax is detected . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .