Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are normally expanded with the exception of mild bibasilar atelectasis . Heart size is normal . The mediastinal and hilar contours are stable with left paramediastinal scarring . Median sternotomy wires are intact . There is no pneumothorax . Small pleural effusions appear to blunt the costophrenic sulci as before .
    OUTPUT:
    
Probable small pleural effusions blunting the costophrenic sulci bilaterally are unchanged .