Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Persistent enlargement of the cardiac silhouette accompanied by upper zone vascular redistribution . Right lung predominant interstitial opacities likely represent asymmetrical interstitial edema . A more confluent opacity persists in the right lower lobe , best visualized on the lateral view . Bilateral small pleural effusions are present , with intrafissural extension on the right .
    OUTPUT:
    
1 . Persistent right lower lobe opacity , which may be due to focal pneumonia or atelectasis . 2 . Mild interstitial edema and small pleural effusions .