Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are mildly hyperinflated . There are small bilateral pleural effusions , right more than left . A more focal opacity in the right lower lobe is likely a combination of atelectasis and pleural effusion . Superimposed infection would be difficult to exclude . The heart is mildly enlarged but unchanged . There is central congestion without frank pulmonary edema . No pneumothorax . Left pectoral electronic device is constant .
    OUTPUT:
    
1 . Focal opacity in the right lower lobe is likely combination of atelectasis and pleural effusion . Superimposed infection is difficult to exclude . 2 . Small bilateral pleural effusions .