Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild increase in moderate - to - severe pulmonary edema with increased moderate - sized bilateral pleural effusions , mediastinal vein dilatation and mildly enlarged heart . No pneumothorax or additional focal opacity . Mediastinal contour is otherwise normal .
    OUTPUT:
    
Mild interval worsening of moderate - to - severe pulmonary edema with moderate - sized bilateral pleural effusions .