Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . There is redemonstration of median sternotomy wires . There is persistent right subcutaneous emphysema , lessened compared to study from ___ . There is a new small right pleural effusion . Bibasilar atelectasis seen on the previous study from ___ is improved on the current study . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
New small right pleural effusion with improvement in bibasilar atelectasis . No other acute abnormality .