Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest is compared to previous exam from ___ . There is persistent asymmetric opacity identified at the right lung base compared to the left , but is less confluent and when compared to prior . There is no large effusion on the current exam . Cardiac silhouette is enlarged but stable in configuration . Atherosclerotic calcifications noted at the aortic arch .
    OUTPUT:
    
Improving right basilar opacity which is compatible with pneumonia . Continued followup to resolution is suggested .