Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and show mild interstitial opacities . The cardiac silhouette is enlarged . The mediastinal silhouette is normal . There are small bilateral pleural effusions , unchanged . A left - sided pacer terminates with leads in the right atrium and right ventricle . Sternal wires are intact and mediastinal clips are unchanged .
    OUTPUT:
    
Mild interstitial edema with small bilateral effusions .