Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . When compared to prior , there has been improvement in the bibasilar opacities . There is a streaky right basilar opacity with mild linear opacity in left mid lung suggestive of atelectasis versus scar . There is no effusion . Cardiac silhouette is enlarged but stable in configuration . No acute osseous abnormalities detected .
    OUTPUT:
    
Right basilar opacity suggesting atelectasis noting that infection is not completely excluded .