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 normal . Scarring within the lingula is unchanged . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormalities are present .
    OUTPUT:
    
No acute cardiopulmonary abnormality .