Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is seen . Pulmonary vasculature is normal . Deformity of the right posterior eighth and ninth ribs are new from the prior study , but appear chronic .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No acutely displaced rib fractures are noted . Chronic appearing deformities of the right posterior eighth and ninth ribs .