Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate enlargement of the cardiac silhouette is re - demonstrated . The mediastinal and hilar contours are similar . Mild pulmonary pulmonary edema persists . Unchanged ill - defined opacities are again seen within the right mid lung field and left upper lobe and perihilar regions without new focal consolidation . No pleural effusion or pneumothorax is detected .
    OUTPUT:
    
No substantial interval change from the prior study . Persistent mild pulmonary edema . Unchanged opacities in the left upper lobe , left perihilar region and right mid lung field concerning for multifocal pneumonia .