Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . The lungs are well expanded and clear , without consolidation or pulmonary edema . No pleural effusion or pneumothorax is seen . There is no free air under the diaphragm . No displaced rib fracture is seen . This study is not sensitive for subtle rib fractures , if there is high clinical concern for the same , a dedicated rib series can be performed with a marker placed at the site of maximum tenderness .
    OUTPUT:
    
No acute cardiopulmonary pathology .