Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild - to - moderate bibasilar atelectasis with pleural effusion is unchanged . There is no new lung opacity . There is no pneumothorax . Mediastinal and cardiac contours are normal . NG tube is in adequate position and bowel loop distention was better assessed in today 's abdomen chest x-ray .
    OUTPUT:
    
Mild - to - moderate bibasilar atelectasis with pleural effusion is unchanged .