Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post interval right thoracentesis . A small right pleural effusion with associated atelectasis persists . No post-procedural pneumothorax is evident . Left basilar opacity is unchanged . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
1 . Interval right thoracentesis . No post-procedural pneumothorax . 2 . Persistent bibasilar opacities , likely atelectasis . 3 . Prior right pleural effusion is now small .