Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormalities are seen including no displaced rib fractures .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No acute fracture identified . If there is continued concern for rib fracture , consider a dedicated rib series .