Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mildly enlarged . The aorta is diffusely calcified . Mediastinal and hilar contours are normal . Pulmonary vasculature is not engorged . The lungs are hyperinflated without focal consolidation . No pleural effusion or pneumothorax is demonstrated . Degenerative changes are seen within the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .