Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small bilateral pleural effusions are stable . Bibasilar atelectases are persistent . Left pigtail pleural catheter and tracheostomy tube are in unchanged position . Minimal loculated right basal pneumothorax is similar as before . Heavy calcification of aorta is noted . Cardiac silhouette is within normal size limits .
    OUTPUT:
    
No notable change . Stable small bilateral pleural effusions .