Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiograph , there are continued low lung volumes with bibasilar atelectasis . The heart size , mediastinal , and hilar contours are unchanged and unremarkable . No new focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
No new focal consolidation . Unchanged appearance of thoracic aorta . However , considering concern for aortic pathology , dedicated CTA of the chest may be considered if warranted clinically .