Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size remains top normal . The mediastinal and hilar contours are stable , and within normal limits . Lungs are clear . No pleural effusion or pneumothorax is present . There is no evidence for pulmonary edema . No acute osseous abnormalities are seen . Clips are noted within the neck compatible with prior thyroidectomy .
    OUTPUT:
    
No acute cardiopulmonary abnormality .