Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are within normal limits . The lungs are hyperinflated but clear . Pulmonary vasculature is normal . No pleural effusion , focal consolidation or pneumothorax is present . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .