Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bibasilar opacities , left greater than right , and somewhat more conspicuous when compared to prior CT given differences in technique . Superiorly , the lungs are grossly clear . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Bibasilar opacities , left greater than right appear more conspicuous compared to yesterday 's exam , suspicious for infection .