Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is stable elevation of the right hemidiaphragm . The heart is enlarged , as before . The mediastinal hilar contours are within normal limits . The lungs are essentially clear . There is no focal consolidation , pleural effusion or pneumothorax . Multiple healed rib fractures are again seen .
    OUTPUT:
    
No acute cardiopulmonary process .