Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . The pulmonary vascularity is normal and the lungs are clear . No pleural effusion or pneumothorax is visualized . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No displaced rib fractures identified . If there is continued clinical concern for a rib fracture , a dedicated rib series is recommended .