Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy , CABG , and mitral valve replacement . The heart size is normal . Mediastinal and hilar contours are unchanged . Pulmonary vasculature is not engorged . Lung hyperinflation with emphysema is re - demonstrated . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Emphysema .