Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs remain hyperinflated . No focal consolidation is seen . No pleural effusion or pneumothorax is seen . The cardiac silhouette is moderately enlarged . The aorta is calcified and tortuous . There may be very minimal interstitial edema .
    OUTPUT:
    
Possible very minimal interstitial edema . COPD . Moderate enlargement of the cardiac silhouette . No focal consolidation .