Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . The heart size is normal . Calcifications are seen in the aortic annulus and arch . Mild atelectasis in the left lung base is new since ___ . Blunting of the bilateral costophrenic angles may be due to mild pleural thickening . There is no pneumothorax , pneumonia , or pulmonary edema .
    OUTPUT:
    
No acute cardiopulmonary process .