Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vascularity is not engorged . The lungs are hyperinflated . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormalities are seen . Minimal deformity of the ___ posterior rib on the left may reflect prior fracture .
    OUTPUT:
    
No acute cardiopulmonary abnormality .