Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been improvement in the pulmonary edema , now moderate . Small bilateral pleural effusions are unchanged . The cardiac silhouette remains mildly enlarged . The mediastinal contours at the hilar structures are unremarkable . There is no pneumothorax or focal airspace consolidation .
    OUTPUT:
    
Improving pulmonary edema , now moderate .