Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided chest tube is unchanged in position when compared to the prior study . A nasogastric tube terminates in the stomach . Lung volumes are unchanged compared to the prior study . There has been interval increase in the right pleural effusion with associated compressive atelectasis . Superimposed infection can not be excluded . No pneumothorax seen . Persistent left basilar atelectasis .
    OUTPUT:
    
No pneumothorax seen . Interval increase in the right pleural effusion with associated atelectasis . Superimposed infection can not be excluded .