Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes results in bronchovascular crowding . Mild pulmonary edema is similar to the prior study . There are bilateral pleural effusions . Supervening infection can not be excluded . Marked cardiomegaly is unchanged from ___ . Mediastinal silhouette is stable with aortic knob calcifications . No pneumothorax .
    OUTPUT:
    
Pulmonary edema with bilateral pleural effusions . Supervening infection can not be excluded .