Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and coronary bypass surgery . Heart size is normal . Thoracic aorta is markedly tortuous with an apparent dilation in the distal ascending aorta and adjacent proximal arch , without change . Lungs are hyperinflated , and areas of bibasilar linear scarring are again demonstrated . No new areas of consolidation
    OUTPUT:
    
Stable radiographic appearance of the chest with no new areas of consolidation to suggest pneumonia .