Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: All the monitoring device are unchanged There are no major changes on the chest findings . In particular , lung volume is still low especially on the right for right base atelectasis and effusion . Left lung is better ventilated , especially at the base with reduced opacification . Heart size is still enlarged with aortosclerosis .
    OUTPUT:
    
There are no major changes in atelectasis and pleural effusion of the right lung . Better ventilation of the left base with reduced atelectasis . All the monitoring device are unchanged .