Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Opacification in the left lung base is new since the prior exam from ___ , compatible with pneumonia . Bibasilar atelectasis and small bilateral pleural effusions are also noted . The heart size is mildly enlarged , stable since the prior exam . There is no overt pulmonary edema or pneumothorax . There is biapical pleural scarring worse in the left side .
    OUTPUT:
    
Left basilar consolidation is compatible with pneumonia . Small bilateral pleural effusions have increased since the prior study .