Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . The heart is enlarged . There is prominence of the upper mediastinum , unchanged since ___ , representing an aortic aneurysm seen on the ___ CT . The central pulmonary vessels are in course , however , there is no overt edema . No superimposed consolidation , pneumothorax , or effusion is seen .
    OUTPUT:
    
No new consolidation , effusion , or edema since the ___ radiograph .