Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study , there has been a interval increase in bibasilar opacities as well as perihilar opacities and ___ B - lines compatible with heart failure . The cardiac silhouette , now moderate to severely enlarged , has increased since the prior study . Superimposed infection in the right lower lobe could be possible and followup radiograph after diuresis would help better evaluate this . Small bilateral pleural effusions are also present .
    OUTPUT:
    
Cardiac failure and mild to moderate pulmonary edema .