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 . No pleural effusion , focal consolidation or pneumothorax is seen . Deformities of the bilateral posterior 9th ribs and right 10th rib appear chronic . No acute displaced fractures are seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No acute fractures identified . Old bilateral rib fractures . If there is continued concern for a rib fracture , then a dedicated rib series is recommended .