Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to prior from ___ . There has been interval resolution of the previously seen bilateral pleural effusions . There is some patchy right basilar opacity identified . Elsewhere , lungs are grossly clear . Cardiac silhouette is enlarged but stable . Atherosclerotic calcifications are again seen ___ the aortic arch and abdominal aorta . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Patchy right basilar opacity , potentially due to atelectasis versus pneumonia . Interval resolution of the previously seen bilateral pleural effusions .