Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study there has been interval increase in the bilateral pleural effusions and alveolar edema lower lobe greater than upper lobe . There continues to be pulmonary vascular redistribution ill - defined vascularity . The heart is mildly enlarged . The right IJ line is unchanged .
    OUTPUT:
    
Pulmonary edema . An underlying infectious infiltrate can not be excluded