Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes and basilar atelectasis . Right - sided large - bore catheter terminates in the right atrium . The cardiac silhouette is top - normal to mildly enlarged , likely accentuated by low lung volumes and AP technique . Mediastinum is stable .
    OUTPUT:
    
Low lung volumes with basilar atelectasis .