Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild to moderate pulmonary edema . Opacification at the bases bilaterally likely represents atelectasis . No focal consolidations to suggest pneumonia . Small bilateral pleural effusions . There is mild enlargement of the cardiac silhouette , however this may be projectional . No pneumothorax .
    OUTPUT:
    
1 . Mild to moderate pulmonary edema with small bilateral pleural effusions . 2 . Bibasilar patchy opacities , likely reflecting atelectasis , however underlying pneumonia can not be entirely excluded .