Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild bibasilar opacification which could be atelectasis , however pneumonia is possible in correct clinical setting . Pleural effusion is minimal , if any . Cardiac silhouette is top normal in size .
    OUTPUT:
    
There is mild bibasilar opacification which could be atelectasis , however pneumonia is possible in correct clinical setting .