Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . Cardiac silhouette size remains mildly enlarged but unchanged . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . Chain sutures are noted along the right hilum and right suprahilar region compatible with prior lobectomy with evidence of prior partial right fifth rib resection . Linear scarring is noted within the right lung base along with unchanged right - sided lateral pleural thickening . No focal consolidation , pleural effusion or pneumothorax is seen . No pleural effusion or pneumothorax is present . No acute osseous abnormality is identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Postsurgical changes in the right chest from prior lobectomy .