Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is mildly enlarged . Left - sided pacer leads are unchanged . There is a central pulmonary vascular congestion with mild edema . Heterogeneous bibasilar opacities are likely due to edema however in the correct clinical circumstance infection can not be excluded . There are tiny bilateral pleural effusions . There is no pneumothorax . The visualized osseous structures are grossly unremarkable .
    OUTPUT:
    
Mild pulmonary edema . Heterogeneous bibasilar opacities are likely due to edema however infection can not be excluded given the correct clinical circumstance . Small effusions .