Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG as well as aortic valve replacement . Heart size is mildly enlarged . Mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Remote bilateral rib fractures are re- demonstrated . Ossification of the anterior longitudinal ligament is re - demonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality .