Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mild to moderately enlarged , unchanged . Mediastinal and hilar contours are similar . Mild interstitial pulmonary edema is slightly worse in the interval . There may be trace bilateral pleural effusions posteriorly on the lateral view . No focal consolidation or pneumothorax is demonstrated . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild interstitial pulmonary edema with trace bilateral pleural effusions