Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are unchanged . There has been resolution of the right basilar pleural effusion with no new left pleural effusion . Previous right apical hydropneumothorax has been replaced entirely by fluid . Emphysematous changes in the apices is noted . Opacity within the medial right upper lung field is mostly resolved . Left apical pleural scarring is again seen . Left basilar atelectasis persists , and there is new right basilar atelectasis . Calcified pleural plaques are seen in the right lung , consistent with prior asbestos exposure .
    OUTPUT:
    
Small right apical pleural fluid collection with bibasilar atelectasis .