Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minimal streaky bibasilar airspace opacities may reflect atelectasis , though infection is not fully excluded . No focal consolidation , pleural effusion or pneumothorax is noted . The pulmonary vasculature is not engorged and there is no overt pulmonary edema . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Bibasilar streaky opacities , possibly atelectasis but infection is not excluded .