Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to prior , there increased interstitial markings throughout the lungs . There are new small bilateral pleural effusions . More dense opacity identified at the right lung base medially . Cardiac silhouette is within normal limits . Median sternotomy wires are intact . No acute osseous abnormalities .
    OUTPUT:
    
Pulmonary edema with small bilateral pleural effusions and more dense opacity at the right lung base which could represent superimposed infection .