Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . The lungs are hyperinflated but clear . Minimal biapical scarring is re - demonstrated . No focal consolidation , pleural effusion or pneumothorax is visualized . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .