Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Cardiomediastinal silhouette and hilar contours are unremarkable . Lungs are clear . Pleural surfaces are clear without effusion or pneumothorax . No obvious fracture is identified . No radiopaque foreign body projects over the airways .
    OUTPUT:
    
Normal chest radiograph . No radiopaque foreign bodies projecting over the airway .