Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is top - normal . The cardiomediastinal and hilar contours are within normal limits . Hazy bilateral opacities ( right greater than left ) are new from the prior exam done at 00 : 47 . There is no pleural effusion or pneumothorax identified .
    OUTPUT:
    
Bilateral hilar opacities ( right greater than left ) could represent mild pulmonary edema , new from the study done at 00 : 47 . Given that the opacity is asymmetrically larger on the right , consideration should be given to the possibility of infection .