Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Dual lumen right - sided central venous catheter seen with the tip in the upper right atrium . There is mild prominence of interstitial markings without and bibasilar opacities potentially due to atelectasis . There is no large effusion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified .
    OUTPUT:
    
Bibasilar opacities could be due to atelectasis however infection is not entirely excluded . Consider two views to further characterize .