Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Heart size remains mildly enlarged . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . The lungs are clear . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . No radiopaque foreign bodies are visualized .
    OUTPUT:
    
No acute cardiopulmonary process . No radiopaque foreign bodies are visualized .