Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy , CABG , vascular stenting . The heart size is mildly enlarged , but stable . The mediastinal and hilar contours are unremarkable . The pulmonary vascularity is not engorged . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is visualized . No acute osseous abnormality is seen .
    OUTPUT:
    
No acute cardiopulmonary process .