Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is moderately enlarged , but stable . Prominent interstitial markings and perihilar haziness reflects volume overload . Increased lower lung opacities raises potential concern for superimposed pneumonia . No pleural effusions or pneumothorax are identified . No focal consolidation concerning for pneumonia .
    OUTPUT:
    
Pulmonary edema with increasing lower lung opacities raising concern for pneumonia .