Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unchanged . Patient is status post left upper lobe superior segmentectomy with chain sutures and expected postoperative changes noted in the left hilum . Lungs are hyperinflated with marked upper lobe a dominant emphysema . Pulmonary vasculature is not engorged . Chronic left lateral and costophrenic angle pleural thickening is re - demonstrated . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is demonstrated . Multiple clips are noted within the left upper quadrant of the abdomen . Deformity of the left rib cage is likely from prior thoracotomy .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Postoperative changes in the left upper lobe . Severe upper lobe predominant emphysema .