Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable . Small bilateral pleural effusions have slightly increased in size in the interval with adjacent dependent bibasilar opacities . No other relevant change .
    OUTPUT:
    
Slight increase in size of small bilateral pleural effusions . Since ___ . Adjacent dependent bibasilar opacities could reflect atelectasis , aspiration or infectious pneumonia .