Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is unchanged marked enlargement of the heart . As seen on ___ , there are diffuse interstitial opacities with a perihilar and lower lobe predominance , consistent with mild - to - moderate interstitial pulmonary edema . Retrocardiac consolidation could be atelectasis or infection although it is not significantly changed compared to the prior study . Left mid lung linear atelectasis is slightly increased . There are moderate left and small right pleural effusions . The mediastinal contours are normal . There is no pneumothorax .
    OUTPUT:
    
1 . Mild - to - moderate interstitial pulmonary edema that is likely cardiogenic in nature , not significantly changed compared to ___ . 2 . Retrocardiac consolidation could be atelectasis although infection can not be excluded . Correlate clinically . 3 . Moderate left and small right pleural effusions .