Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well - expanded clear lungs . Cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax , consolidation , or pleural effusion . No fracture identified .
    OUTPUT:
    
Normal chest x-ray examination . No pneumothorax or fracture .