Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased heterogeneous opacities in the right lower lung may represent aspiration or pneumonia . Increased opacity along the left hemidiaphragm may represent aspiration or atelectasis . No pneumothorax . NG tube terminates within the stomach . Heart size and cardiomediastinal contours are stable .
    OUTPUT:
    
Increased bibasilar opacities , likely representing a combination of aspiration and atelectasis . Infection can not be excluded .