Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . There is slight increase in left pleural effusion with associated compressive left lower lobe atelectasis . Given the view of the left pleural effusion on the lateral projection , there is a loculated component which tracks along the anterior and posterior pleural space . Comparison is also made with a CT abdomen from ___ . The right lung remains clear . Heart size can not be assessed . No pneumothorax is seen . Underlying emphysema is likely present . Bony structures appear grossly intact . Excreted contrast is noted in the upper collecting systems of the kidneys .
    OUTPUT:
    
Loculated left pleural effusion , grossly unchanged with associated compressive lower lobe atelectasis . Emphysema again noted .