Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . The hilar and cardiomediastinal contours are normal . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . No displaced rib fracture is seen .
    OUTPUT:
    
No displaced rib fracture is seen . The PA and lateral chest radiograph is insensitive in detecting subtle rib fractures . If there is ongoing clinical concern , please obtain dedicated rib series with marker placed at the site of pain .