Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are small bilateral pleural effusions which appear improved since prior examination . Interstitial pulmonary edema is also improved . Left - sided dual lead pacemaker and aortic valve are in unchanged position . The heart is mildly enlarged . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
Small bilateral pleural effusions and mild interstitial pulmonary edema , improved since prior examination . No focal consolidation concerning for pneumonia .