Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG with electronic device noted projecting over the mid sternum . Heart size is top - normal . The mediastinal and hilar contours are unchanged . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No displaced fractures are evident .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No displaced fractures are seen . If there is continued concern for rib fracture , consider a dedicated rib series .