Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are within normal limits . Lungs are clear and the pulmonary vasculature is normal . Azygos lobe is incidentally noted . No pleural effusion or pneumothorax is demonstrated . Clips in the right upper quadrant of the abdomen indicate prior cholecystectomy . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .