Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is mildly enlarged with unfolding of the thoracic aorta . Lungs are hyperinflated . Central pulmonary vascular congestion is seen with moderate interstitial edema . Subtly increased basal density is seen posteriorly on lateral view . There are small bilateral pleural effusions . Bilateral pleural effusions are small . There is no pneumothorax .
    OUTPUT:
    
1 . Mild cardiomegaly with pulmonary vascular congestion , moderate interstitial edema and small bilateral effusions . 2 . Subtle posterior basal density which was seen previously , though pneumonia is difficult to exclude in the appropriate clinical setting . 3 . Hyperinflation suggestive of COPD .