Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Marked cardiomegaly is stable in appearance . Pulmonary vascular congestion has improved , and pulmonary edema has nearly resolved with minimal residual interstitial edema remaining . Interval improved aeration in left lower lobe with residual patchy and linear atelectasis remaining . Right retrocardiac opacity appears similar and also likely represents atelectasis . Bilateral small pleural effusions are also demonstrated .
    OUTPUT:
    
Improved pulmonary edema with minimal residual interstitial edema remaining . Small pleural effusions .