Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes with bibasilar atelectasis . No focal consolidation . No pleural effusion or pneumothorax . Mediastinal contours appear slightly wider than on previous examinations likely accentuated by imaging on expiration . Right PICC is unchanged and terminates at the superior cavoatrial junction . Sutures overlying the left upper lung and wide right AC joint are consistent with prior surgery .
    OUTPUT:
    
1 . Low lung volumes and bibasilar atelectasis . 2 . No focal consolidation to suggest pneumonia .